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Commit 83212cc4 authored by Anatoly Mihalchenko's avatar Anatoly Mihalchenko
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SANKORE-613 

Frame buttons
Part 1: changes in toolbars
parent 62a82e1d
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Showing with 1389 additions and 1252 deletions
src/domain/UBGraphicsDelegateFrame.cpp
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/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "UBGraphicsDelegateFrame.h"
#include <QtGui>
#include <QtSvg>
#include "core/UBApplication.h"
#include "core/UBSettings.h"
#include "domain/UBGraphicsItemDelegate.h"
#include "domain/UBGraphicsScene.h"
#include "domain/UBGraphicsProxyWidget.h"
#include "gui/UBResources.h"
#include "core/memcheck.h"
UBGraphicsDelegateFrame::UBGraphicsDelegateFrame(UBGraphicsItemDelegate* pDelegate, QRectF pRect, qreal pFrameWidth, bool respectRatio)
: QGraphicsRectItem(), QObject(pDelegate)
, mCurrentTool(None)
, mDelegate(pDelegate)
, mVisible(true)
, mFrameWidth(pFrameWidth)
, mNominalFrameWidth(pFrameWidth)
, mRespectRatio(respectRatio)
, mAngle(0)
, mAngleOffset(0)
, mTotalScaleX(-1)
, mTotalScaleY(-1)
, mTranslateX(0)
, mTranslateY(0)
, mTotalTranslateX(0)
, mTotalTranslateY(0)
, mOperationMode(Scaling)
, mMirrorX(false)
, mMirrorY(false)
{
mAngleTolerance = UBSettings::settings()->angleTolerance->get().toReal();
setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
setAcceptedMouseButtons(Qt::LeftButton);
setRect(pRect.adjusted(mFrameWidth, mFrameWidth, mFrameWidth * -1, mFrameWidth * -1));
setBrush(QBrush(UBSettings::paletteColor));
setPen(Qt::NoPen);
setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Control));
mBottomRightResizeGripSvgItem = new QGraphicsSvgItem(":/images/resize.svg", this);
mBottomResizeGripSvgItem = new QGraphicsSvgItem(":/images/resizeBottom.svg", this);
mLeftResizeGripSvgItem = new QGraphicsSvgItem(":/images/resizeLeft.svg", this);
mRightResizeGripSvgItem = new QGraphicsSvgItem(":/images/resizeRight.svg", this);
mTopResizeGripSvgItem = new QGraphicsSvgItem(":/images/resizeTop.svg", this);
mBottomRightResizeGrip = new QGraphicsRectItem(this);
mBottomRightResizeGrip->setPen(Qt::NoPen);
mBottomResizeGrip = new QGraphicsRectItem(this);
mBottomResizeGrip->setPen(Qt::NoPen);
mLeftResizeGrip = new QGraphicsRectItem(this);
mLeftResizeGrip->setToolTip("left");
mLeftResizeGrip->setPen(Qt::NoPen);
mRightResizeGrip = new QGraphicsRectItem(this);
mRightResizeGrip->setPen(Qt::NoPen);
mRightResizeGrip->setToolTip("Right");
mTopResizeGrip = new QGraphicsRectItem(this);
mTopResizeGrip->setPen(Qt::NoPen);
mRotateButton = new QGraphicsSvgItem(":/images/rotate.svg", this);
mRotateButton->setCursor(UBResources::resources()->rotateCursor);
mRotateButton->setVisible(mDelegate->canRotate());
updateResizeCursors();
setAntiScale(1.0);
positionHandles();
this->setAcceptHoverEvents(true);
angleWidget = new UBAngleWidget();
}
UBGraphicsDelegateFrame::~UBGraphicsDelegateFrame()
{
delete angleWidget;
// NOOP
}
void UBGraphicsDelegateFrame::setAntiScale(qreal pAntiScale)
{
mFrameWidth = mNominalFrameWidth * pAntiScale;
QTransform tr;
tr.scale(pAntiScale, pAntiScale);
mBottomRightResizeGripSvgItem->setTransform(tr);
mBottomResizeGripSvgItem->setTransform(tr);
mLeftResizeGripSvgItem->setTransform(tr);
mRightResizeGripSvgItem->setTransform(tr);
mTopResizeGripSvgItem->setTransform(tr);
mRotateButton->setTransform(tr);
}
void UBGraphicsDelegateFrame::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
QPainterPath path;
path.addRoundedRect(rect(), mFrameWidth / 2, mFrameWidth / 2);
if (rect().width() > 1 && rect().height() > 1)
{
QPainterPath extruded;
extruded.addRect(rect().adjusted(mFrameWidth, mFrameWidth, (mFrameWidth * -1), (mFrameWidth * -1)));
path = path.subtracted(extruded);
}
painter->fillPath(path, brush());
}
QPainterPath UBGraphicsDelegateFrame::shape() const
{
QPainterPath path;
//We do not use the rounded rect here because we want the bottom right corner
//to be included in the frame (for resize grip handling : #702)
path.addRect(rect());
if (rect().width() > 0 && rect().height() > 0)
{
QPainterPath extruded;
extruded.addRect(rect().adjusted(mFrameWidth, mFrameWidth, mFrameWidth * -1, mFrameWidth * -1));
path = path.subtracted(extruded);
}
return path;
}
void UBGraphicsDelegateFrame::initializeTransform()
{
QTransform itemTransform = delegated()->sceneTransform();
QRectF itemRect = delegated()->boundingRect();
QPointF topLeft = itemTransform.map(itemRect.topLeft());
QPointF topRight = itemTransform.map(itemRect.topRight());
QPointF bottomLeft = itemTransform.map(itemRect.bottomLeft());
qreal horizontalFlip = (topLeft.x() > topRight.x()) ? -1 : 1;
mMirrorX = horizontalFlip < 0 ;
if(horizontalFlip < 0){
// why this is because of the way of calculating the translations that checks which side is the most is the
// nearest instead of checking which one is the left side.
QPointF tmp = topLeft;
topLeft = topRight;
topRight = tmp;
// because of the calculation of the height is done by lenght and not deltaY
bottomLeft = itemTransform.map(itemRect.bottomRight());
}
qreal verticalFlip = (bottomLeft.y() < topLeft.y()) ? -1 : 1;
// not sure that is usefull
mMirrorY = verticalFlip < 0;
if(verticalFlip < 0 && !mMirrorX){
topLeft = itemTransform.map(itemRect.bottomLeft());
topRight = itemTransform.map(itemRect.bottomRight());
bottomLeft = itemTransform.map(itemRect.topLeft());
}
QLineF topLine(topLeft, topRight);
QLineF leftLine(topLeft, bottomLeft);
qreal width = topLine.length();
qreal height = leftLine.length();
mAngle = topLine.angle();
// the fact the the length is used we loose the horizontalFlip information
// a better way to do this is using DeltaX that preserve the direction information.
mTotalScaleX = (width / itemRect.width()) * horizontalFlip;
mTotalScaleY = height / itemRect.height() * verticalFlip;
QTransform tr;
QPointF center = delegated()->boundingRect().center();
tr.translate(center.x() * mTotalScaleX, center.y() * mTotalScaleY);
tr.rotate(-mAngle);
tr.translate(-center.x() * mTotalScaleX, -center.y() * mTotalScaleY);
tr.scale(mTotalScaleX, mTotalScaleY);
mTotalTranslateX = delegated()->transform().dx() - tr.dx();
mTotalTranslateY = delegated()->transform().dy() - tr.dy();
}
void UBGraphicsDelegateFrame::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
mDelegate->startUndoStep();
mStartingPoint = event->scenePos();
initializeTransform();
mScaleX = 1;
mScaleY = 1;
mTranslateX = 0;
mTranslateY = 0;
mAngleOffset = 0;
mInitialTransform = buildTransform();
mCurrentTool = toolFromPos(event->pos());
event->accept();
}
bool UBGraphicsDelegateFrame::canResizeBottomRight(qreal width, qreal height, qreal scaleFactor)
{
bool res = false;
if(!mMirrorX && !mMirrorX && ((width * scaleFactor) > 2*mFrameWidth && (height * scaleFactor) > 2*mFrameWidth)){
res = true;
}else if(mMirrorX && !mMirrorY && (-width * scaleFactor) > 2*mFrameWidth && (height*scaleFactor) > 2*mFrameWidth){
res = true;
}else if(!mMirrorX && mMirrorY && (width * scaleFactor) > 2*mFrameWidth && (-height*scaleFactor) > 2*mFrameWidth){
res = true;
}else if(mMirrorX && mMirrorY && (-width * scaleFactor) > 2*mFrameWidth && (-height*scaleFactor) > 2*mFrameWidth){
res = true;
}
return res;
}
void UBGraphicsDelegateFrame::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
QLineF move(mStartingPoint, event->scenePos());
qreal moveX = move.length() * cos((move.angle() - mAngle) * PI / 180);
qreal moveY = -move.length() * sin((move.angle() - mAngle) * PI / 180);
qreal width = delegated()->boundingRect().width() * mTotalScaleX;
qreal height = delegated()->boundingRect().height() * mTotalScaleY;
if(mOperationMode == Scaling)
{
mTranslateX = moveX;
// Perform the resize
if (resizingBottomRight())
{
// -----------------------------------------------------
// ! We want to keep the aspect ratio with this resize !
// -----------------------------------------------------
qreal scaleX;
qreal scaleY;
if(!mMirrorX){
scaleX = (width + moveX) / width;
}else{
scaleX = (width - moveX) / width;
}
if(!mMirrorY){
scaleY = (height + moveY) / height;
}else{
scaleY = (height - moveY) / height;
}
qreal scaleFactor = (scaleX + scaleY) / 2;
// Do not allow resizing of image size under frame size
if (canResizeBottomRight(width, height, scaleFactor))
{
if (mRespectRatio)
{
mScaleX = scaleFactor;
mScaleY = scaleFactor;
}
else
{
mScaleX = scaleX;
mScaleY = scaleY;
}
}
}else if (resizingLeft() || resizingRight())
{
if(width != 0){
qreal scaleX = 0.0;
if(resizingLeft()){
scaleX = (width - moveX) / width;
}else if(resizingRight()){
scaleX = (width + moveX) / width;
}
if(mDelegate->isFlippable() && qAbs(scaleX) != 0){
if((qAbs(width * scaleX)) < 2*mFrameWidth){
bool negative = (scaleX < 0)?true:false;
if(negative){
if(mMirrorX)
scaleX = 2*mFrameWidth/width;
else
scaleX = -2*mFrameWidth/width;
}else{
scaleX = -1;
}
}
mScaleX = scaleX;
}else if (scaleX > 1 || (width * scaleX) > 2 * mFrameWidth){
mScaleX = scaleX;
if(resizingLeft()){
mTranslateX = moveX;
}
}
}
}else if(resizingTop() || resizingBottom()){
if(height != 0){
qreal scaleY = 0.0;
if(resizingTop()){
scaleY = (height - moveY) / height;
}else if(resizingBottom()){
scaleY = (height + moveY) / height;
}
if(mDelegate->isFlippable() && qAbs(scaleY) != 0){
if((qAbs(height * scaleY)) < 2*mFrameWidth){
bool negative = (scaleY < 0)?true:false;
if(negative){
if(mMirrorY)
scaleY = 2*mFrameWidth/width;
else
scaleY = -2*mFrameWidth/width;
}else{
scaleY = -1;
}
}
mScaleY = scaleY;
}else if (scaleY > 1 || (height * scaleY) > 2 * mFrameWidth)
{
mScaleY = scaleY;
if(resizingTop()){
mTranslateY = moveY;
}
}
}
}
}
else if (mOperationMode == Resizing)
{
mTranslateX = moveX;
UBResizableGraphicsItem* resizableItem = dynamic_cast<UBResizableGraphicsItem*>(delegated());
if (resizableItem)
{
QLineF mousePosDelta(delegated()->mapFromScene(event->lastScenePos())
, delegated()->mapFromScene(event->scenePos()));
QSizeF incVector(0, 0);
if (resizingBottomRight())
{
incVector = QSizeF(mousePosDelta.dx(), mousePosDelta.dy());
}
else if (resizingRight())
{
incVector = QSizeF(mousePosDelta.dx(), 0);
}
else if (resizingBottom())
{
incVector = QSizeF(0, mousePosDelta.dy());
}
else if (resizingLeft())
{
incVector = QSizeF(- mousePosDelta.dx(), 0);
}
else if (resizingTop())
{
incVector = QSizeF(0, - mousePosDelta.dy());
}
QSizeF newSize = resizableItem->size() + incVector;
resizableItem->resize(newSize);
}
}
if (rotating())
{
mTranslateX = 0;
mTranslateY = 0;
QLineF startLine(sceneBoundingRect().center(), event->lastScenePos());
QLineF currentLine(sceneBoundingRect().center(), event->scenePos());
mAngle += startLine.angleTo(currentLine);
if ((int)mAngle % 45 >= 45 - mAngleTolerance || (int)mAngle % 45 <= mAngleTolerance)
{
mAngle = qRound(mAngle / 45) * 45;
mAngleOffset += startLine.angleTo(currentLine);
if ((int)mAngleOffset % 360 > mAngleTolerance && (int)mAngleOffset % 360 < 360 - mAngleTolerance)
{
mAngle += mAngleOffset;
mAngleOffset = 0;
}
}
else if ((int)mAngle % 30 >= 30 - mAngleTolerance || (int)mAngle % 30 <= mAngleTolerance)
{
mAngle = qRound(mAngle / 30) * 30;
mAngleOffset += startLine.angleTo(currentLine);
if ((int)mAngleOffset % 360 > mAngleTolerance && (int)mAngleOffset % 360 < 360 - mAngleTolerance)
{
mAngle += mAngleOffset;
mAngleOffset = 0;
}
}
if (!angleWidget->isVisible())
angleWidget->show();
angleWidget->setText(QString::number((int)mAngle % 360));
angleWidget->update();
}
else if (moving())
{
mTranslateX = move.dx();
mTranslateY = move.dy();
}
QTransform tr = buildTransform();
//TODO UB 4.x: Could find a better solution ?
if (resizingRight() || resizingBottom() || resizingBottomRight())
{
QPointF ref;
if(!mMirrorX && !mMirrorY){
ref = delegated()->boundingRect().topLeft();
}else if(mMirrorX && !mMirrorY){
ref = delegated()->boundingRect().topLeft();
}else if(!mMirrorX && mMirrorY){
ref = delegated()->boundingRect().topLeft();
}else if(mMirrorX && mMirrorY){
ref = delegated()->boundingRect().topRight();
}
// Map the item topleft point to the current mouse move transform
QPointF topLeft = tr.map(ref);
// Map the item topleft point to the mouse press transform
QPointF fixedPoint = mInitialTransform.map(ref);
// Update the translation coordinates
mTranslateX += fixedPoint.x() - topLeft.x();
mTranslateY += fixedPoint.y() - topLeft.y();
// Update the transform
tr = buildTransform();
}
else if (resizingTop() || resizingLeft())
{
if (mOperationMode == Scaling)
{
QPointF bottomRight = tr.map(delegated()->boundingRect().bottomRight());
QPointF fixedPoint = mInitialTransform.map(delegated()->boundingRect().bottomRight());
mTranslateX += fixedPoint.x() - bottomRight.x();
mTranslateY += fixedPoint.y() - bottomRight.y();
}
else
{
QLineF vector;
if (resizingLeft())
{
QPointF topRight1 = mInitialTransform.map(QPointF(delegated()->boundingRect().width() - moveX, 0));
QPointF topRight2 = mInitialTransform.map(QPointF(delegated()->boundingRect().width(), 0));
vector.setPoints(topRight1, topRight2);
}
else
{
QPointF bottomLeft1 = mInitialTransform.map(QPointF(0, delegated()->boundingRect().height() - moveY));
QPointF bottomLeft2 = mInitialTransform.map(QPointF(0, delegated()->boundingRect().height()));
vector.setPoints(bottomLeft1, bottomLeft2);
}
mTranslateX = vector.dx();
mTranslateY = vector.dy();
}
tr = buildTransform();
}
delegated()->setTransform(tr);
event->accept();
}
QTransform UBGraphicsDelegateFrame::buildTransform()
{
QTransform tr;
QPointF center = delegated()->boundingRect().center();
// Translate
tr.translate(mTotalTranslateX + mTranslateX, mTotalTranslateY + mTranslateY);
// Set angle
tr.translate(center.x() * mTotalScaleX * mScaleX, center.y() * mTotalScaleY * mScaleY);
tr.rotate(-mAngle);
tr.translate(-center.x() * mTotalScaleX * mScaleX, -center.y() * mTotalScaleY * mScaleY);
// Scale
tr.scale(mTotalScaleX * mScaleX, mTotalScaleY * mScaleY);
return tr;
}
void UBGraphicsDelegateFrame::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
if (angleWidget->isVisible())
angleWidget->hide();
updateResizeCursors();
mDelegate->commitUndoStep();
mTotalScaleX *= mScaleX;
mTotalScaleY *= mScaleY;
mTotalTranslateX += mTranslateX;
mTotalTranslateY += mTranslateY;
event->accept();
mCurrentTool = None;
QGraphicsRectItem::mouseReleaseEvent(event);
// Show the buttons
if(isResizing()){
mResizing = false;
}
mDelegate->setButtonsVisible(true);
}
void UBGraphicsDelegateFrame::updateResizeCursors()
{
QPixmap pix(":/images/cursors/resize.png");
QTransform tr;
tr.rotate(-mAngle);
QCursor resizeCursor = QCursor(pix.transformed(tr, Qt::SmoothTransformation), pix.width() / 2, pix.height() / 2);
mLeftResizeGrip->setCursor(resizeCursor);
mRightResizeGrip->setCursor(resizeCursor);
tr.rotate(-90);
resizeCursor = QCursor(pix.transformed(tr, Qt::SmoothTransformation), pix.width() / 2, pix.height() / 2);
mBottomResizeGrip->setCursor(resizeCursor);
mTopResizeGrip->setCursor(resizeCursor);
tr.rotate(-45);
resizeCursor = QCursor(pix.transformed(tr, Qt::SmoothTransformation), pix.width() / 2, pix.height() / 2);
mBottomRightResizeGrip->setCursor(resizeCursor);
}
void UBGraphicsDelegateFrame::setVisible(bool visible)
{
mVisible = visible;
if (mVisible)
setBrush(QBrush(UBSettings::paletteColor));
else
setBrush(Qt::NoBrush);
}
void UBGraphicsDelegateFrame::positionHandles()
{
QRectF itemRect = delegated()->boundingRect();
QTransform itemTransform = delegated()->sceneTransform();
QPointF topLeft = itemTransform.map(itemRect.topLeft());
QPointF topRight = itemTransform.map(itemRect.topRight());
QPointF bottomLeft = itemTransform.map(itemRect.bottomLeft());
QPointF bottomRight = itemTransform.map(itemRect.bottomRight());
QPointF center = itemTransform.map(itemRect.center());
int rotateHeight = QLineF(topLeft, bottomLeft).length();
// Handle the mirroring
if(topLeft.x() > topRight.x()){
QPointF topTmp = topRight;
QPointF bottomTmp = bottomRight;
topRight = topLeft;
topLeft = topTmp;
bottomRight = bottomLeft;
bottomLeft = bottomTmp;
}
if(bottomLeft.y() > topLeft.y()){
QPointF leftTmp = bottomLeft;
QPointF rightTmp = bottomRight;
bottomLeft = topLeft;
topLeft = leftTmp;
bottomRight = topRight;
topRight = rightTmp;
}
QLineF topLine(topLeft, topRight);
qreal angle = topLine.angle();
qreal width = topLine.length();
QLineF leftLine(topLeft, bottomLeft);
qreal height = leftLine.length();
int h = rotating()?rotateHeight:height;
if (mVisible)
{
setRect(center.x() - mFrameWidth - width / 2, center.y() - mFrameWidth - h / 2, width + 2 * mFrameWidth, h + 2 * mFrameWidth);
}
else
{
setRect(center.x() - width / 2, center.y() - h / 2, width, h);
}
resetTransform();
translate(center.x(), center.y());
rotate(-angle);
translate(-center.x(), -center.y());
mBottomRightResizeGripSvgItem->setParentItem(this);
mBottomResizeGripSvgItem->setParentItem(this);
mLeftResizeGripSvgItem->setParentItem(this);
mRightResizeGripSvgItem->setParentItem(this);
mTopResizeGripSvgItem->setParentItem(this);
mRotateButton->setParentItem(this);
mBottomRightResizeGrip->setParentItem(this);
mBottomResizeGrip->setParentItem(this);
mLeftResizeGrip->setParentItem(this);
mRightResizeGrip->setParentItem(this);
mTopResizeGrip->setParentItem(this);
QRectF brRect = mBottomRightResizeGripSvgItem->mapRectToParent(mBottomRightResizeGripSvgItem->boundingRect());
QRectF bRect = mBottomResizeGripSvgItem->mapRectToParent(mBottomResizeGripSvgItem->boundingRect());
QRectF lRect = mLeftResizeGripSvgItem->mapRectToParent(mLeftResizeGripSvgItem->boundingRect());
QRectF rRect = mRightResizeGripSvgItem->mapRectToParent(mRightResizeGripSvgItem->boundingRect());
QRectF trRect = mTopResizeGripSvgItem->mapRectToParent(mTopResizeGripSvgItem->boundingRect());
mBottomRightResizeGripSvgItem->setPos(rect().right() - brRect.width(), rect().bottom() - brRect.height());
mBottomResizeGripSvgItem->setPos(rect().center().x() - bRect.width() / 2, rect().bottom() - bRect.height());
mLeftResizeGripSvgItem->setPos(rect().left(), rect().center().y() - lRect.height() / 2);
mRightResizeGripSvgItem->setPos(rect().right() - rRect.width(), rect().center().y() - rRect.height() / 2);
mTopResizeGripSvgItem->setPos(rect().center().x() - trRect.width() / 2, rect().y());
mRotateButton->setPos(rect().right() - mFrameWidth - 5, rect().top() + 5);
mBottomRightResizeGrip->setRect(bottomRightResizeGripRect());
mBottomResizeGrip->setRect(bottomResizeGripRect());
mLeftResizeGrip->setRect(leftResizeGripRect());
mRightResizeGrip->setRect(rightResizeGripRect());
mTopResizeGrip->setRect(topResizeGripRect());
QVariant vLocked = delegated()->data(UBGraphicsItemData::ItemLocked);
bool isLocked = (vLocked.isValid() && vLocked.toBool());
mBottomRightResizeGripSvgItem->setVisible(!isLocked);
mBottomResizeGripSvgItem->setVisible(!isLocked);
mLeftResizeGripSvgItem->setVisible(!isLocked);
mRightResizeGripSvgItem->setVisible(!isLocked);
mTopResizeGripSvgItem->setVisible(!isLocked);
mRotateButton->setVisible(mDelegate->canRotate() && !isLocked);
mBottomRightResizeGrip->setVisible(!isLocked);
mBottomResizeGrip->setVisible(!isLocked);
mLeftResizeGrip->setVisible(!isLocked);
mRightResizeGrip->setVisible(!isLocked);
mTopResizeGrip->setVisible(!isLocked);
if (isLocked)
{
QColor baseColor = UBSettings::paletteColor;
baseColor.setAlphaF(baseColor.alphaF() / 3);
setBrush(QBrush(baseColor));
}
else
{
setBrush(QBrush(UBSettings::paletteColor));
}
//make frame interact like delegated item when selected. Maybe should be deleted if selection logic will change
setZValue(delegated()->zValue());
}
QGraphicsItem* UBGraphicsDelegateFrame::delegated()
{
return mDelegate->delegated();
}
UBGraphicsDelegateFrame::FrameTool UBGraphicsDelegateFrame::toolFromPos(QPointF pos)
{
if(mDelegate->isLocked())
return None;
else if (bottomRightResizeGripRect().contains(pos))
return ResizeBottomRight;
else if (bottomResizeGripRect().contains(pos)){
if(mMirrorY){
return ResizeTop;
}else{
return ResizeBottom;
}
}
else if (leftResizeGripRect().contains(pos)){
if(mMirrorX){
return ResizeRight;
}else{
return ResizeLeft;
}
return ResizeLeft;
}
else if (rightResizeGripRect().contains(pos)){
if(mMirrorX){
return ResizeLeft;
}else{
return ResizeRight;
}
}
else if (topResizeGripRect().contains(pos)){
if(mMirrorY){
return ResizeBottom;
}else{
return ResizeTop;
}
}
else if (rotateButtonBounds().contains(pos) && mDelegate && mDelegate->canRotate())
return Rotate;
else
return Move;
}
QRectF UBGraphicsDelegateFrame::bottomRightResizeGripRect() const
{
return QRectF(rect().right() - mFrameWidth, rect().bottom() - mFrameWidth, mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::bottomResizeGripRect() const
{
return QRectF(rect().center().x() - mFrameWidth / 2, rect().bottom() - mFrameWidth, mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::leftResizeGripRect() const
{
return QRectF(rect().left(), rect().center().y() - mFrameWidth / 2, mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::rightResizeGripRect() const
{
return QRectF(rect().right() - mFrameWidth, rect().center().y() - mFrameWidth / 2, mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::topResizeGripRect() const
{
return QRectF(rect().center().x() - mFrameWidth / 2, rect().top(), mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::rotateButtonBounds() const
{
return QRectF(rect().right()- mFrameWidth, rect().top(), mFrameWidth, mFrameWidth);
}
void UBGraphicsDelegateFrame::refreshGeometry()
{
// Here we want to have the left on the left, the right on the right, the top on the top and the bottom on the bottom!
QRectF itemRect = delegated()->boundingRect();
QTransform itemTransform = delegated()->sceneTransform();
QPointF topLeft = itemTransform.map(itemRect.topLeft());
QPointF topRight = itemTransform.map(itemRect.topRight());
QPointF bottomLeft = itemTransform.map(itemRect.bottomLeft());
QLineF topLine(topLeft, topRight);
qreal width = topLine.length();
QLineF leftLine(topLeft, bottomLeft);
qreal height = leftLine.length();
setRect(topRight.x() - mFrameWidth, topLeft.y() - mFrameWidth, width + 2*mFrameWidth, height + 2*mFrameWidth);
}
/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "UBGraphicsDelegateFrame.h"
#include <QtGui>
#include <QtSvg>
#include "core/UBApplication.h"
#include "core/UBSettings.h"
#include "domain/UBGraphicsItemDelegate.h"
#include "domain/UBGraphicsScene.h"
#include "domain/UBGraphicsProxyWidget.h"
#include "gui/UBResources.h"
#include "core/memcheck.h"
UBGraphicsDelegateFrame::UBGraphicsDelegateFrame(UBGraphicsItemDelegate* pDelegate, QRectF pRect, qreal pFrameWidth, bool respectRatio)
: QGraphicsRectItem(), QObject(pDelegate)
, mCurrentTool(None)
, mDelegate(pDelegate)
, mVisible(true)
, mFrameWidth(pFrameWidth)
, mNominalFrameWidth(pFrameWidth)
, mRespectRatio(respectRatio)
, mAngle(0)
, mAngleOffset(0)
, mTotalScaleX(-1)
, mTotalScaleY(-1)
, mTranslateX(0)
, mTranslateY(0)
, mTotalTranslateX(0)
, mTotalTranslateY(0)
, mOperationMode(Scaling)
, mMirrorX(false)
, mMirrorY(false)
{
mAngleTolerance = UBSettings::settings()->angleTolerance->get().toReal();
setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
setAcceptedMouseButtons(Qt::LeftButton);
setRect(pRect.adjusted(mFrameWidth, mFrameWidth, mFrameWidth * -1, mFrameWidth * -1));
setBrush(QBrush(UBSettings::paletteColor));
setPen(Qt::NoPen);
setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Control));
mBottomRightResizeGripSvgItem = new QGraphicsSvgItem(":/images/resize.svg", this);
mBottomResizeGripSvgItem = new QGraphicsSvgItem(":/images/resizeBottom.svg", this);
mLeftResizeGripSvgItem = new QGraphicsSvgItem(":/images/resizeLeft.svg", this);
mRightResizeGripSvgItem = new QGraphicsSvgItem(":/images/resizeRight.svg", this);
mTopResizeGripSvgItem = new QGraphicsSvgItem(":/images/resizeTop.svg", this);
mBottomRightResizeGrip = new QGraphicsRectItem(this);
mBottomRightResizeGrip->setPen(Qt::NoPen);
mBottomResizeGrip = new QGraphicsRectItem(this);
mBottomResizeGrip->setPen(Qt::NoPen);
mLeftResizeGrip = new QGraphicsRectItem(this);
mLeftResizeGrip->setToolTip("left");
mLeftResizeGrip->setPen(Qt::NoPen);
mRightResizeGrip = new QGraphicsRectItem(this);
mRightResizeGrip->setPen(Qt::NoPen);
mRightResizeGrip->setToolTip("Right");
mTopResizeGrip = new QGraphicsRectItem(this);
mTopResizeGrip->setPen(Qt::NoPen);
mRotateButton = new QGraphicsSvgItem(":/images/rotate.svg", this);
mRotateButton->setCursor(UBResources::resources()->rotateCursor);
mRotateButton->setVisible(mDelegate->canRotate());
updateResizeCursors();
setAntiScale(1.0);
positionHandles();
this->setAcceptHoverEvents(true);
angleWidget = new UBAngleWidget();
}
UBGraphicsDelegateFrame::~UBGraphicsDelegateFrame()
{
delete angleWidget;
// NOOP
}
void UBGraphicsDelegateFrame::setAntiScale(qreal pAntiScale)
{
mFrameWidth = mNominalFrameWidth * pAntiScale;
QTransform tr;
tr.scale(pAntiScale, pAntiScale);
mBottomRightResizeGripSvgItem->setTransform(tr);
mBottomResizeGripSvgItem->setTransform(tr);
mLeftResizeGripSvgItem->setTransform(tr);
mRightResizeGripSvgItem->setTransform(tr);
mTopResizeGripSvgItem->setTransform(tr);
mRotateButton->setTransform(tr);
}
void UBGraphicsDelegateFrame::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
QPainterPath path;
path.addRoundedRect(rect(), mFrameWidth / 2, mFrameWidth / 2);
if (rect().width() > 1 && rect().height() > 1)
{
QPainterPath extruded;
extruded.addRect(rect().adjusted(mFrameWidth, mFrameWidth, (mFrameWidth * -1), (mFrameWidth * -1)));
path = path.subtracted(extruded);
}
painter->fillPath(path, brush());
}
QPainterPath UBGraphicsDelegateFrame::shape() const
{
QPainterPath path;
//We do not use the rounded rect here because we want the bottom right corner
//to be included in the frame (for resize grip handling : #702)
path.addRect(rect());
if (rect().width() > 0 && rect().height() > 0)
{
QPainterPath extruded;
extruded.addRect(rect().adjusted(mFrameWidth, mFrameWidth, mFrameWidth * -1, mFrameWidth * -1));
path = path.subtracted(extruded);
}
return path;
}
void UBGraphicsDelegateFrame::initializeTransform()
{
QTransform itemTransform = delegated()->sceneTransform();
QRectF itemRect = delegated()->boundingRect();
QPointF topLeft = itemTransform.map(itemRect.topLeft());
QPointF topRight = itemTransform.map(itemRect.topRight());
QPointF bottomLeft = itemTransform.map(itemRect.bottomLeft());
qreal horizontalFlip = (topLeft.x() > topRight.x()) ? -1 : 1;
mMirrorX = horizontalFlip < 0 ;
if(horizontalFlip < 0){
// why this is because of the way of calculating the translations that checks which side is the most is the
// nearest instead of checking which one is the left side.
QPointF tmp = topLeft;
topLeft = topRight;
topRight = tmp;
// because of the calculation of the height is done by lenght and not deltaY
bottomLeft = itemTransform.map(itemRect.bottomRight());
}
qreal verticalFlip = (bottomLeft.y() < topLeft.y()) ? -1 : 1;
// not sure that is usefull
mMirrorY = verticalFlip < 0;
if(verticalFlip < 0 && !mMirrorX){
topLeft = itemTransform.map(itemRect.bottomLeft());
topRight = itemTransform.map(itemRect.bottomRight());
bottomLeft = itemTransform.map(itemRect.topLeft());
}
QLineF topLine(topLeft, topRight);
QLineF leftLine(topLeft, bottomLeft);
qreal width = topLine.length();
qreal height = leftLine.length();
mAngle = topLine.angle();
// the fact the the length is used we loose the horizontalFlip information
// a better way to do this is using DeltaX that preserve the direction information.
mTotalScaleX = (width / itemRect.width()) * horizontalFlip;
mTotalScaleY = height / itemRect.height() * verticalFlip;
QTransform tr;
QPointF center = delegated()->boundingRect().center();
tr.translate(center.x() * mTotalScaleX, center.y() * mTotalScaleY);
tr.rotate(-mAngle);
tr.translate(-center.x() * mTotalScaleX, -center.y() * mTotalScaleY);
tr.scale(mTotalScaleX, mTotalScaleY);
mTotalTranslateX = delegated()->transform().dx() - tr.dx();
mTotalTranslateY = delegated()->transform().dy() - tr.dy();
}
void UBGraphicsDelegateFrame::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
mDelegate->startUndoStep();
mStartingPoint = event->scenePos();
initializeTransform();
mScaleX = 1;
mScaleY = 1;
mTranslateX = 0;
mTranslateY = 0;
mAngleOffset = 0;
mInitialTransform = buildTransform();
mCurrentTool = toolFromPos(event->pos());
event->accept();
}
bool UBGraphicsDelegateFrame::canResizeBottomRight(qreal width, qreal height, qreal scaleFactor)
{
bool res = false;
if(!mMirrorX && !mMirrorX && ((width * scaleFactor) > 2*mFrameWidth && (height * scaleFactor) > 2*mFrameWidth)){
res = true;
}else if(mMirrorX && !mMirrorY && (-width * scaleFactor) > 2*mFrameWidth && (height*scaleFactor) > 2*mFrameWidth){
res = true;
}else if(!mMirrorX && mMirrorY && (width * scaleFactor) > 2*mFrameWidth && (-height*scaleFactor) > 2*mFrameWidth){
res = true;
}else if(mMirrorX && mMirrorY && (-width * scaleFactor) > 2*mFrameWidth && (-height*scaleFactor) > 2*mFrameWidth){
res = true;
}
return res;
}
void UBGraphicsDelegateFrame::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
QLineF move(mStartingPoint, event->scenePos());
qreal moveX = move.length() * cos((move.angle() - mAngle) * PI / 180);
qreal moveY = -move.length() * sin((move.angle() - mAngle) * PI / 180);
qreal width = delegated()->boundingRect().width() * mTotalScaleX;
qreal height = delegated()->boundingRect().height() * mTotalScaleY;
if(mOperationMode == Scaling)
{
mTranslateX = moveX;
// Perform the resize
if (resizingBottomRight())
{
// -----------------------------------------------------
// ! We want to keep the aspect ratio with this resize !
// -----------------------------------------------------
qreal scaleX;
qreal scaleY;
if(!mMirrorX){
scaleX = (width + moveX) / width;
}else{
scaleX = (width - moveX) / width;
}
if(!mMirrorY){
scaleY = (height + moveY) / height;
}else{
scaleY = (height - moveY) / height;
}
qreal scaleFactor = (scaleX + scaleY) / 2;
// Do not allow resizing of image size under frame size
if (canResizeBottomRight(width, height, scaleFactor))
{
if (mRespectRatio)
{
mScaleX = scaleFactor;
mScaleY = scaleFactor;
}
else
{
mScaleX = scaleX;
mScaleY = scaleY;
}
}
}else if (resizingLeft() || resizingRight())
{
if(width != 0){
qreal scaleX = 0.0;
if(resizingLeft()){
scaleX = (width - moveX) / width;
}else if(resizingRight()){
scaleX = (width + moveX) / width;
}
if(mDelegate->isFlippable() && qAbs(scaleX) != 0){
if((qAbs(width * scaleX)) < 2*mFrameWidth){
bool negative = (scaleX < 0)?true:false;
if(negative){
if(mMirrorX)
scaleX = 2*mFrameWidth/width;
else
scaleX = -2*mFrameWidth/width;
}else{
scaleX = -1;
}
}
mScaleX = scaleX;
}else if (scaleX > 1 || (width * scaleX) > 2 * mFrameWidth){
mScaleX = scaleX;
if(resizingLeft()){
mTranslateX = moveX;
}
}
}
}else if(resizingTop() || resizingBottom()){
if(height != 0){
qreal scaleY = 0.0;
if(resizingTop()){
scaleY = (height - moveY) / height;
}else if(resizingBottom()){
scaleY = (height + moveY) / height;
}
if(mDelegate->isFlippable() && qAbs(scaleY) != 0){
if((qAbs(height * scaleY)) < 2*mFrameWidth){
bool negative = (scaleY < 0)?true:false;
if(negative){
if(mMirrorY)
scaleY = 2*mFrameWidth/width;
else
scaleY = -2*mFrameWidth/width;
}else{
scaleY = -1;
}
}
mScaleY = scaleY;
}else if (scaleY > 1 || (height * scaleY) > 2 * mFrameWidth)
{
mScaleY = scaleY;
if(resizingTop()){
mTranslateY = moveY;
}
}
}
}
}
else if (mOperationMode == Resizing)
{
mTranslateX = moveX;
UBResizableGraphicsItem* resizableItem = dynamic_cast<UBResizableGraphicsItem*>(delegated());
if (resizableItem)
{
QLineF mousePosDelta(delegated()->mapFromScene(event->lastScenePos())
, delegated()->mapFromScene(event->scenePos()));
QSizeF incVector(0, 0);
if (resizingBottomRight())
{
incVector = QSizeF(mousePosDelta.dx(), mousePosDelta.dy());
}
else if (resizingRight())
{
incVector = QSizeF(mousePosDelta.dx(), 0);
}
else if (resizingBottom())
{
incVector = QSizeF(0, mousePosDelta.dy());
}
else if (resizingLeft())
{
incVector = QSizeF(- mousePosDelta.dx(), 0);
}
else if (resizingTop())
{
incVector = QSizeF(0, - mousePosDelta.dy());
}
QSizeF newSize = resizableItem->size() + incVector;
if (!(mDelegate->getToolBarItem()->isVisibleOnBoard()
&& (newSize.width() < mDelegate->getToolBarItem()->minWidth() / mDelegate->antiScaleRatio()
|| newSize.height() < mDelegate->getToolBarItem()->minWidth() / mDelegate->antiScaleRatio() * 3/4)))
resizableItem->resize(newSize);
}
}
if (rotating())
{
mTranslateX = 0;
mTranslateY = 0;
QLineF startLine(sceneBoundingRect().center(), event->lastScenePos());
QLineF currentLine(sceneBoundingRect().center(), event->scenePos());
mAngle += startLine.angleTo(currentLine);
if ((int)mAngle % 45 >= 45 - mAngleTolerance || (int)mAngle % 45 <= mAngleTolerance)
{
mAngle = qRound(mAngle / 45) * 45;
mAngleOffset += startLine.angleTo(currentLine);
if ((int)mAngleOffset % 360 > mAngleTolerance && (int)mAngleOffset % 360 < 360 - mAngleTolerance)
{
mAngle += mAngleOffset;
mAngleOffset = 0;
}
}
else if ((int)mAngle % 30 >= 30 - mAngleTolerance || (int)mAngle % 30 <= mAngleTolerance)
{
mAngle = qRound(mAngle / 30) * 30;
mAngleOffset += startLine.angleTo(currentLine);
if ((int)mAngleOffset % 360 > mAngleTolerance && (int)mAngleOffset % 360 < 360 - mAngleTolerance)
{
mAngle += mAngleOffset;
mAngleOffset = 0;
}
}
if (!angleWidget->isVisible())
angleWidget->show();
angleWidget->setText(QString::number((int)mAngle % 360));
angleWidget->update();
}
else if (moving())
{
mTranslateX = move.dx();
mTranslateY = move.dy();
}
QTransform tr = buildTransform();
//TODO UB 4.x: Could find a better solution ?
if (resizingRight() || resizingBottom() || resizingBottomRight())
{
QPointF ref;
if(!mMirrorX && !mMirrorY){
ref = delegated()->boundingRect().topLeft();
}else if(mMirrorX && !mMirrorY){
ref = delegated()->boundingRect().topLeft();
}else if(!mMirrorX && mMirrorY){
ref = delegated()->boundingRect().topLeft();
}else if(mMirrorX && mMirrorY){
ref = delegated()->boundingRect().topRight();
}
// Map the item topleft point to the current mouse move transform
QPointF topLeft = tr.map(ref);
// Map the item topleft point to the mouse press transform
QPointF fixedPoint = mInitialTransform.map(ref);
// Update the translation coordinates
mTranslateX += fixedPoint.x() - topLeft.x();
mTranslateY += fixedPoint.y() - topLeft.y();
// Update the transform
tr = buildTransform();
}
else if (resizingTop() || resizingLeft())
{
if (mOperationMode == Scaling)
{
QPointF bottomRight = tr.map(delegated()->boundingRect().bottomRight());
QPointF fixedPoint = mInitialTransform.map(delegated()->boundingRect().bottomRight());
mTranslateX += fixedPoint.x() - bottomRight.x();
mTranslateY += fixedPoint.y() - bottomRight.y();
}
else
{
QLineF vector;
if (resizingLeft())
{
QPointF topRight1 = mInitialTransform.map(QPointF(delegated()->boundingRect().width() - moveX, 0));
QPointF topRight2 = mInitialTransform.map(QPointF(delegated()->boundingRect().width(), 0));
vector.setPoints(topRight1, topRight2);
}
else
{
QPointF bottomLeft1 = mInitialTransform.map(QPointF(0, delegated()->boundingRect().height() - moveY));
QPointF bottomLeft2 = mInitialTransform.map(QPointF(0, delegated()->boundingRect().height()));
vector.setPoints(bottomLeft1, bottomLeft2);
}
mTranslateX = vector.dx();
mTranslateY = vector.dy();
}
tr = buildTransform();
}
delegated()->setTransform(tr);
event->accept();
}
QTransform UBGraphicsDelegateFrame::buildTransform()
{
QTransform tr;
QPointF center = delegated()->boundingRect().center();
// Translate
tr.translate(mTotalTranslateX + mTranslateX, mTotalTranslateY + mTranslateY);
// Set angle
tr.translate(center.x() * mTotalScaleX * mScaleX, center.y() * mTotalScaleY * mScaleY);
tr.rotate(-mAngle);
tr.translate(-center.x() * mTotalScaleX * mScaleX, -center.y() * mTotalScaleY * mScaleY);
// Scale
tr.scale(mTotalScaleX * mScaleX, mTotalScaleY * mScaleY);
return tr;
}
void UBGraphicsDelegateFrame::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
if (angleWidget->isVisible())
angleWidget->hide();
updateResizeCursors();
mDelegate->commitUndoStep();
mTotalScaleX *= mScaleX;
mTotalScaleY *= mScaleY;
mTotalTranslateX += mTranslateX;
mTotalTranslateY += mTranslateY;
event->accept();
mCurrentTool = None;
QGraphicsRectItem::mouseReleaseEvent(event);
// Show the buttons
if(isResizing()){
mResizing = false;
}
mDelegate->setButtonsVisible(true);
}
void UBGraphicsDelegateFrame::updateResizeCursors()
{
QPixmap pix(":/images/cursors/resize.png");
QTransform tr;
tr.rotate(-mAngle);
QCursor resizeCursor = QCursor(pix.transformed(tr, Qt::SmoothTransformation), pix.width() / 2, pix.height() / 2);
mLeftResizeGrip->setCursor(resizeCursor);
mRightResizeGrip->setCursor(resizeCursor);
tr.rotate(-90);
resizeCursor = QCursor(pix.transformed(tr, Qt::SmoothTransformation), pix.width() / 2, pix.height() / 2);
mBottomResizeGrip->setCursor(resizeCursor);
mTopResizeGrip->setCursor(resizeCursor);
tr.rotate(-45);
resizeCursor = QCursor(pix.transformed(tr, Qt::SmoothTransformation), pix.width() / 2, pix.height() / 2);
mBottomRightResizeGrip->setCursor(resizeCursor);
}
void UBGraphicsDelegateFrame::setVisible(bool visible)
{
mVisible = visible;
if (mVisible)
setBrush(QBrush(UBSettings::paletteColor));
else
setBrush(Qt::NoBrush);
}
void UBGraphicsDelegateFrame::positionHandles()
{
QRectF itemRect = delegated()->boundingRect();
if (mDelegate->getToolBarItem()->isVisibleOnBoard()
&& mDelegate->getToolBarItem()->isShifting())
itemRect.setHeight(itemRect.height() + mDelegate->getToolBarItem()->rect().height() * mDelegate->antiScaleRatio() * 1.1);
QTransform itemTransform = delegated()->sceneTransform();
QPointF topLeft = itemTransform.map(itemRect.topLeft());
QPointF topRight = itemTransform.map(itemRect.topRight());
QPointF bottomLeft = itemTransform.map(itemRect.bottomLeft());
QPointF bottomRight = itemTransform.map(itemRect.bottomRight());
QPointF center = itemTransform.map(itemRect.center());
int rotateHeight = QLineF(topLeft, bottomLeft).length();
// Handle the mirroring
if(topLeft.x() > topRight.x()){
QPointF topTmp = topRight;
QPointF bottomTmp = bottomRight;
topRight = topLeft;
topLeft = topTmp;
bottomRight = bottomLeft;
bottomLeft = bottomTmp;
}
if(bottomLeft.y() > topLeft.y()){
QPointF leftTmp = bottomLeft;
QPointF rightTmp = bottomRight;
bottomLeft = topLeft;
topLeft = leftTmp;
bottomRight = topRight;
topRight = rightTmp;
}
QLineF topLine(topLeft, topRight);
qreal angle = topLine.angle();
qreal width = topLine.length();
QLineF leftLine(topLeft, bottomLeft);
qreal height = leftLine.length();
int h = rotating()?rotateHeight:height;
if (mVisible)
{
setRect(center.x() - mFrameWidth - width / 2, center.y() - mFrameWidth - h / 2, width + 2 * mFrameWidth, h + 2 * mFrameWidth);
}
else
{
setRect(center.x() - width / 2, center.y() - h / 2, width, h);
}
resetTransform();
translate(center.x(), center.y());
rotate(-angle);
translate(-center.x(), -center.y());
mBottomRightResizeGripSvgItem->setParentItem(this);
mBottomResizeGripSvgItem->setParentItem(this);
mLeftResizeGripSvgItem->setParentItem(this);
mRightResizeGripSvgItem->setParentItem(this);
mTopResizeGripSvgItem->setParentItem(this);
mRotateButton->setParentItem(this);
mBottomRightResizeGrip->setParentItem(this);
mBottomResizeGrip->setParentItem(this);
mLeftResizeGrip->setParentItem(this);
mRightResizeGrip->setParentItem(this);
mTopResizeGrip->setParentItem(this);
QRectF brRect = mBottomRightResizeGripSvgItem->mapRectToParent(mBottomRightResizeGripSvgItem->boundingRect());
QRectF bRect = mBottomResizeGripSvgItem->mapRectToParent(mBottomResizeGripSvgItem->boundingRect());
QRectF lRect = mLeftResizeGripSvgItem->mapRectToParent(mLeftResizeGripSvgItem->boundingRect());
QRectF rRect = mRightResizeGripSvgItem->mapRectToParent(mRightResizeGripSvgItem->boundingRect());
QRectF trRect = mTopResizeGripSvgItem->mapRectToParent(mTopResizeGripSvgItem->boundingRect());
mBottomRightResizeGripSvgItem->setPos(rect().right() - brRect.width(), rect().bottom() - brRect.height());
mBottomResizeGripSvgItem->setPos(rect().center().x() - bRect.width() / 2, rect().bottom() - bRect.height());
mLeftResizeGripSvgItem->setPos(rect().left(), rect().center().y() - lRect.height() / 2);
mRightResizeGripSvgItem->setPos(rect().right() - rRect.width(), rect().center().y() - rRect.height() / 2);
mTopResizeGripSvgItem->setPos(rect().center().x() - trRect.width() / 2, rect().y());
mRotateButton->setPos(rect().right() - mFrameWidth - 5, rect().top() + 5);
mBottomRightResizeGrip->setRect(bottomRightResizeGripRect());
mBottomResizeGrip->setRect(bottomResizeGripRect());
mLeftResizeGrip->setRect(leftResizeGripRect());
mRightResizeGrip->setRect(rightResizeGripRect());
mTopResizeGrip->setRect(topResizeGripRect());
QVariant vLocked = delegated()->data(UBGraphicsItemData::ItemLocked);
bool isLocked = (vLocked.isValid() && vLocked.toBool());
mBottomRightResizeGripSvgItem->setVisible(!isLocked);
mBottomResizeGripSvgItem->setVisible(!isLocked);
mLeftResizeGripSvgItem->setVisible(!isLocked);
mRightResizeGripSvgItem->setVisible(!isLocked);
mTopResizeGripSvgItem->setVisible(!isLocked);
mRotateButton->setVisible(mDelegate->canRotate() && !isLocked);
mBottomRightResizeGrip->setVisible(!isLocked);
mBottomResizeGrip->setVisible(!isLocked);
mLeftResizeGrip->setVisible(!isLocked);
mRightResizeGrip->setVisible(!isLocked);
mTopResizeGrip->setVisible(!isLocked);
if (isLocked)
{
QColor baseColor = UBSettings::paletteColor;
baseColor.setAlphaF(baseColor.alphaF() / 3);
setBrush(QBrush(baseColor));
}
else
{
setBrush(QBrush(UBSettings::paletteColor));
}
//make frame interact like delegated item when selected. Maybe should be deleted if selection logic will change
setZValue(delegated()->zValue());
}
QGraphicsItem* UBGraphicsDelegateFrame::delegated()
{
return mDelegate->delegated();
}
UBGraphicsDelegateFrame::FrameTool UBGraphicsDelegateFrame::toolFromPos(QPointF pos)
{
if(mDelegate->isLocked())
return None;
else if (bottomRightResizeGripRect().contains(pos))
return ResizeBottomRight;
else if (bottomResizeGripRect().contains(pos)){
if(mMirrorY){
return ResizeTop;
}else{
return ResizeBottom;
}
}
else if (leftResizeGripRect().contains(pos)){
if(mMirrorX){
return ResizeRight;
}else{
return ResizeLeft;
}
return ResizeLeft;
}
else if (rightResizeGripRect().contains(pos)){
if(mMirrorX){
return ResizeLeft;
}else{
return ResizeRight;
}
}
else if (topResizeGripRect().contains(pos)){
if(mMirrorY){
return ResizeBottom;
}else{
return ResizeTop;
}
}
else if (rotateButtonBounds().contains(pos) && mDelegate && mDelegate->canRotate())
return Rotate;
else
return Move;
}
QRectF UBGraphicsDelegateFrame::bottomRightResizeGripRect() const
{
return QRectF(rect().right() - mFrameWidth, rect().bottom() - mFrameWidth, mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::bottomResizeGripRect() const
{
return QRectF(rect().center().x() - mFrameWidth / 2, rect().bottom() - mFrameWidth, mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::leftResizeGripRect() const
{
return QRectF(rect().left(), rect().center().y() - mFrameWidth / 2, mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::rightResizeGripRect() const
{
return QRectF(rect().right() - mFrameWidth, rect().center().y() - mFrameWidth / 2, mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::topResizeGripRect() const
{
return QRectF(rect().center().x() - mFrameWidth / 2, rect().top(), mFrameWidth, mFrameWidth);
}
QRectF UBGraphicsDelegateFrame::rotateButtonBounds() const
{
return QRectF(rect().right()- mFrameWidth, rect().top(), mFrameWidth, mFrameWidth);
}
void UBGraphicsDelegateFrame::refreshGeometry()
{
// Here we want to have the left on the left, the right on the right, the top on the top and the bottom on the bottom!
QRectF itemRect = delegated()->boundingRect();
QTransform itemTransform = delegated()->sceneTransform();
QPointF topLeft = itemTransform.map(itemRect.topLeft());
QPointF topRight = itemTransform.map(itemRect.topRight());
QPointF bottomLeft = itemTransform.map(itemRect.bottomLeft());
QLineF topLine(topLeft, topRight);
qreal width = topLine.length();
QLineF leftLine(topLeft, bottomLeft);
qreal height = leftLine.length();
setRect(topRight.x() - mFrameWidth, topLeft.y() - mFrameWidth, width + 2*mFrameWidth, height + 2*mFrameWidth);
}
src/domain/UBGraphicsItemDelegate.cpp
View file @ 83212cc4
......@@ -37,6 +37,9 @@
#include "UBGraphicsWidgetItem.h"
#include "domain/UBAbstractWidget.h"
#include "domain/UBGraphicsTextItem.h"
#include "domain/UBGraphicsAudioItem.h"
#include "domain/UBGraphicsVideoItem.h"
#include "web/UBWebController.h"
......@@ -93,6 +96,8 @@ UBGraphicsItemDelegate::UBGraphicsItemDelegate(QGraphicsItem* pDelegated, QObjec
void UBGraphicsItemDelegate::init()
{
mToolBarItem = new UBGraphicsToolBarItem(delegated());
mFrame = new UBGraphicsDelegateFrame(this, QRectF(0, 0, 0, 0), mFrameWidth, mRespectRatio);
mFrame->hide();
mFrame->setFlag(QGraphicsItem::ItemIsSelectable, true);
......@@ -123,10 +128,13 @@ void UBGraphicsItemDelegate::init()
foreach(DelegateButton* button, mButtons)
{
if (button->getSection() != Qt::TitleBarArea)
{
button->hide();
button->setFlag(QGraphicsItem::ItemIsSelectable, true);
}
}
}
UBGraphicsItemDelegate::~UBGraphicsItemDelegate()
......@@ -292,13 +300,20 @@ void UBGraphicsItemDelegate::positionHandles()
updateButtons(true);
if (mToolBarItem->isVisibleOnBoard())
{
updateToolBar();
mToolBarItem->show();
}
} else {
foreach(DelegateButton* button, mButtons)
button->hide();
mFrame->hide();
mToolBarItem->hide();
}
}
void UBGraphicsItemDelegate::setZOrderButtonsVisible(bool visible)
{
if (visible) {
......@@ -335,6 +350,7 @@ void UBGraphicsItemDelegate::remove(bool canUndo)
scene->removeItem(mFrame);
scene->removeItem(mDelegated);
scene->removeItem(mToolBarItem);
if (canUndo)
{
......@@ -577,14 +593,16 @@ void UBGraphicsItemDelegate::updateButtons(bool showUpdated)
int i = 1, j = 0, k = 0;
while ((i + j + k) < mButtons.size()) {
DelegateButton* button = mButtons[i + j];
button->setParentItem(mFrame);
button->setTransform(tr);
if (button->getSection() == Qt::TopLeftSection) {
button->setParentItem(mFrame);
button->setPos(topX + (i++ * 1.6 * mFrameWidth * mAntiScaleRatio), topY);
button->setTransform(tr);
} else if (button->getSection() == Qt::BottomLeftSection) {
button->setParentItem(mFrame);
button->setPos(bottomX + (++j * 1.6 * mFrameWidth * mAntiScaleRatio), bottomY);
} else if (button->getSection() == Qt::NoSection) {
button->setTransform(tr);
} else if (button->getSection() == Qt::TitleBarArea || button->getSection() == Qt::NoSection){
++k;
}
if (!button->scene())
......@@ -599,9 +617,65 @@ void UBGraphicsItemDelegate::updateButtons(bool showUpdated)
}
}
void UBGraphicsItemDelegate::updateToolBar()
{
QTransform transformForToolbarButtons;
transformForToolbarButtons.scale(mAntiScaleRatio, 1);
QRectF toolBarRect = mToolBarItem->rect();
toolBarRect.setWidth(delegated()->boundingRect().width() - 10);
mToolBarItem->setRect(toolBarRect);
if (mToolBarItem->isShifting())
mToolBarItem->setPos(delegated()->boundingRect().bottomLeft() + QPointF(5 * mAntiScaleRatio, 0));
else mToolBarItem->setPos(delegated()->boundingRect().bottomLeft() - QPointF(-5 * mAntiScaleRatio, mToolBarItem->rect().height() * 1.1 * mAntiScaleRatio));
int offsetOnToolBar = 5 * mAntiScaleRatio;
QList<QGraphicsItem*> itemList = mToolBarItem->itemsOnToolBar();
foreach (QGraphicsItem* item, itemList)
{
item->setPos(offsetOnToolBar, 0);
offsetOnToolBar += (item->boundingRect().width() + 5) * mAntiScaleRatio;
item->setTransform(transformForToolbarButtons);
item->show();
}
mToolBarItem->setOffsetOnToolBar(offsetOnToolBar);
QTransform tr;
tr.scale(1, mAntiScaleRatio);
mToolBarItem->setTransform(tr);
}
void UBGraphicsItemDelegate::setButtonsVisible(bool visible)
{
foreach(DelegateButton* pButton, mButtons){
pButton->setVisible(visible);
}
}
UBGraphicsToolBarItem::UBGraphicsToolBarItem(QGraphicsItem * parent) :
QGraphicsRectItem(parent),
mShifting(true),
mVisible(false),
mMinWidth(200)
{
QRectF rect = this->rect();
rect.setHeight(26);
this->setRect(rect);
setBrush(QColor(UBSettings::paletteColor));
setPen(Qt::NoPen);
hide();
}
void UBGraphicsToolBarItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
QPainterPath path;
path.addRoundedRect(rect(), 10, 10);
painter->fillPath(path, brush());
}
\ No newline at end of file
src/domain/UBGraphicsItemDelegate.h
View file @ 83212cc4
......@@ -84,6 +84,31 @@ class DelegateButton: public QGraphicsSvgItem
};
class UBGraphicsToolBarItem : public QGraphicsRectItem, public QObject
{
public:
UBGraphicsToolBarItem(QGraphicsItem * parent = 0);
virtual ~UBGraphicsToolBarItem() {};
bool isVisibleOnBoard() const { return mVisible; }
void setVisibleOnBoard(bool visible) { mVisible = visible; }
bool isShifting() const { return mShifting; }
void setShifting(bool shifting) { mShifting = shifting; }
int offsetOnToolBar() const { return mOffsetOnToolBar; }
void setOffsetOnToolBar(int pOffset) { mOffsetOnToolBar = pOffset; }
QList<QGraphicsItem*> itemsOnToolBar() const { return mItemsOnToolBar; }
void setItemsOnToolBar(QList<QGraphicsItem*> itemsOnToolBar) { mItemsOnToolBar = itemsOnToolBar;}
int minWidth() { return mMinWidth; }
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget);
private:
bool mShifting;
bool mVisible;
int mOffsetOnToolBar;
int mMinWidth;
QList<QGraphicsItem*> mItemsOnToolBar;
};
class UBGraphicsItemDelegate : public QObject
{
......@@ -138,6 +163,10 @@ class UBGraphicsItemDelegate : public QObject
void setButtonsVisible(bool visible);
UBGraphicsToolBarItem* getToolBarItem() const { return mToolBarItem; }
qreal antiScaleRatio() const { return mAntiScaleRatio; }
signals:
void showOnDisplayChanged(bool shown);
void lockChanged(bool locked);
......@@ -183,12 +212,17 @@ class UBGraphicsItemDelegate : public QObject
QList<DelegateButton*> mButtons;
UBGraphicsToolBarItem* mToolBarItem;
protected slots:
virtual void gotoContentSource(bool checked);
private:
void updateFrame();
void updateButtons(bool showUpdated = false);
void updateToolBar();
QPointF mOffset;
QTransform mPreviousTransform;
......
src/domain/UBGraphicsTextItemDelegate.cpp
View file @ 83212cc4
......@@ -94,17 +94,21 @@ void UBGraphicsTextItemDelegate::buildButtons()
{
UBGraphicsItemDelegate::buildButtons();
mFontButton = new DelegateButton(":/images/font.svg", mDelegated, mFrame, Qt::TopLeftSection);
mColorButton = new DelegateButton(":/images/color.svg", mDelegated, mFrame, Qt::TopLeftSection);
mDecreaseSizeButton = new DelegateButton(":/images/minus.svg", mDelegated, mFrame, Qt::TopLeftSection);
mIncreaseSizeButton = new DelegateButton(":/images/plus.svg", mDelegated, mFrame, Qt::TopLeftSection);
mFontButton = new DelegateButton(":/images/font.svg", mDelegated, mToolBarItem, Qt::TitleBarArea);
mColorButton = new DelegateButton(":/images/color.svg", mDelegated, mToolBarItem, Qt::TitleBarArea);
mDecreaseSizeButton = new DelegateButton(":/images/minus.svg", mDelegated, mToolBarItem, Qt::TitleBarArea);
mIncreaseSizeButton = new DelegateButton(":/images/plus.svg", mDelegated, mToolBarItem, Qt::TitleBarArea);
connect(mFontButton, SIGNAL(clicked(bool)), this, SLOT(pickFont()));
connect(mColorButton, SIGNAL(clicked(bool)), this, SLOT(pickColor()));
connect(mDecreaseSizeButton, SIGNAL(clicked(bool)), this, SLOT(decreaseSize()));
connect(mIncreaseSizeButton, SIGNAL(clicked(bool)), this, SLOT(increaseSize()));
mButtons << mFontButton << mColorButton << mDecreaseSizeButton << mIncreaseSizeButton;
QList<QGraphicsItem*> itemsOnToolBar;
itemsOnToolBar << mFontButton << mColorButton << mDecreaseSizeButton << mIncreaseSizeButton;
mToolBarItem->setItemsOnToolBar(itemsOnToolBar);
mToolBarItem->setVisibleOnBoard(true);
}
void UBGraphicsTextItemDelegate::contentsChanged()
......
src/domain/UBGraphicsVideoItemDelegate.cpp
View file @ 83212cc4
/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QtGui>
#include <QtSvg>
#include "UBGraphicsVideoItemDelegate.h"
#include "UBGraphicsScene.h"
#include "core/UBSettings.h"
#include "core/UBApplication.h"
#include "core/UBApplicationController.h"
#include "core/UBDisplayManager.h"
#include "domain/UBGraphicsVideoItem.h"
#include "domain/UBGraphicsDelegateFrame.h"
#include "core/memcheck.h"
UBGraphicsVideoItemDelegate::UBGraphicsVideoItemDelegate(UBGraphicsVideoItem* pDelegated, Phonon::MediaObject* pMedia, QObject * parent)
: UBGraphicsItemDelegate(pDelegated, parent, true, false)
, mMedia(pMedia)
{
// NOOP
}
void UBGraphicsVideoItemDelegate::buildButtons()
{
mPlayPauseButton = new DelegateButton(":/images/play.svg", mDelegated, mFrame);
mStopButton = new DelegateButton(":/images/stop.svg", mDelegated, mFrame);
mStopButton->hide();
if (delegated()->isMuted())
mMuteButton = new DelegateButton(":/images/soundOff.svg", mDelegated, mFrame);
else
mMuteButton = new DelegateButton(":/images/soundOn.svg", mDelegated, mFrame);
mMuteButton->hide();
mVideoControl = new DelegateVideoControl(delegated(), mFrame);
UBGraphicsItem::assignZValue(mVideoControl, delegated()->zValue());
mVideoControl->setFlag(QGraphicsItem::ItemIsSelectable, true);
connect(mPlayPauseButton, SIGNAL(clicked(bool)), this, SLOT(togglePlayPause()));
connect(mStopButton, SIGNAL(clicked(bool)), mMedia, SLOT(stop()));
connect(mMuteButton, SIGNAL(clicked(bool)), delegated(), SLOT(toggleMute()));
connect(mMuteButton, SIGNAL(clicked(bool)), this, SLOT(toggleMute()));
mButtons << mPlayPauseButton << mStopButton << mMuteButton;
mMedia->setTickInterval(50);
connect(mMedia, SIGNAL(stateChanged (Phonon::State, Phonon::State)), this, SLOT(mediaStateChanged (Phonon::State, Phonon::State)));
connect(mMedia, SIGNAL(finished()), this, SLOT(updatePlayPauseState()));
connect(mMedia, SIGNAL(tick(qint64)), this, SLOT(updateTicker(qint64)));
connect(mMedia, SIGNAL(totalTimeChanged(qint64)), this, SLOT(totalTimeChanged(qint64)));
}
UBGraphicsVideoItemDelegate::~UBGraphicsVideoItemDelegate()
{
//NOOP
}
void UBGraphicsVideoItemDelegate::positionHandles()
{
UBGraphicsItemDelegate::positionHandles();
if (mDelegated->isSelected())
{
qreal scaledFrameWidth = mFrameWidth * mAntiScaleRatio;
qreal width = mFrame->rect().width();
qreal height = mFrame->rect().height();
qreal x = mFrame->rect().left();
qreal y = mFrame->rect().top();
mVideoControl->setRect(x + 2 * scaledFrameWidth
, y + height - 3 * scaledFrameWidth
, width - 4 * scaledFrameWidth
, 2 * scaledFrameWidth);
if (!mVideoControl->scene())
{
mVideoControl->setParentItem(mFrame);//update parent for the case the item has been previously removed from scene
mDelegated->scene()->addItem(mVideoControl);
}
mVideoControl->setAntiScale(mAntiScaleRatio);
mVideoControl->setZValue(delegated()->zValue());
mVideoControl->show();
}
else
{
mVideoControl->hide();
}
}
void UBGraphicsVideoItemDelegate::remove(bool canUndo)
{
if (delegated() && delegated()->mediaObject())
delegated()->mediaObject()->stop();
QGraphicsScene* scene = mDelegated->scene();
scene->removeItem(mVideoControl);
UBGraphicsItemDelegate::remove(canUndo);
}
void UBGraphicsVideoItemDelegate::toggleMute()
{
if (delegated()->isMuted())
mMuteButton->setFileName(":/images/soundOff.svg");
else
mMuteButton->setFileName(":/images/soundOn.svg");
}
UBGraphicsVideoItem* UBGraphicsVideoItemDelegate::delegated()
{
return static_cast<UBGraphicsVideoItem*>(mDelegated);
}
void UBGraphicsVideoItemDelegate::togglePlayPause()
{
if (delegated() && delegated()->mediaObject()) {
Phonon::MediaObject* media = delegated()->mediaObject();
if (media->state() == Phonon::StoppedState) {
media->play();
} else if (media->state() == Phonon::PlayingState) {
if (media->remainingTime() <= 0) {
media->stop();
media->play();
} else {
media->pause();
if(delegated()->scene())
delegated()->scene()->setModified(true);
}
} else if (media->state() == Phonon::PausedState) {
if (media->remainingTime() <= 0) {
media->stop();
}
media->play();
} else if ( media->state() == Phonon::LoadingState ) {
delegated()->mediaObject()->setCurrentSource(delegated()->mediaFileUrl());
media->play();
} else if (media->state() == Phonon::ErrorState){
qDebug() << "Error appeared." << media->errorString();
}
}
}
void UBGraphicsVideoItemDelegate::mediaStateChanged ( Phonon::State newstate, Phonon::State oldstate )
{
Q_UNUSED(newstate);
Q_UNUSED(oldstate);
updatePlayPauseState();
}
void UBGraphicsVideoItemDelegate::updatePlayPauseState()
{
Phonon::MediaObject* media = delegated()->mediaObject();
if (media->state() == Phonon::PlayingState)
mPlayPauseButton->setFileName(":/images/pause.svg");
else
mPlayPauseButton->setFileName(":/images/play.svg");
}
void UBGraphicsVideoItemDelegate::updateTicker(qint64 time)
{
Phonon::MediaObject* media = delegated()->mediaObject();
mVideoControl->totalTimeChanged(media->totalTime());
mVideoControl->updateTicker(time);
}
void UBGraphicsVideoItemDelegate::totalTimeChanged(qint64 newTotalTime)
{
mVideoControl->totalTimeChanged(newTotalTime);
}
DelegateVideoControl::DelegateVideoControl(UBGraphicsVideoItem* pDelegated, QGraphicsItem * parent)
: QGraphicsRectItem(parent)
, mDelegate(pDelegated)
, mDisplayCurrentTime(false)
, mAntiScale(1.0)
, mCurrentTimeInMs(0)
, mTotalTimeInMs(0)
{
setAcceptedMouseButtons(Qt::LeftButton);
setBrush(QBrush(UBSettings::paletteColor));
setPen(Qt::NoPen);
setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Control));
}
void DelegateVideoControl::paint(QPainter *painter,
const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
painter->fillPath(shape(), brush());
qreal frameWidth = rect().height() / 2;
int position = frameWidth;
if (mTotalTimeInMs > 0)
{
position = frameWidth + (rect().width() - (2 * frameWidth)) / mTotalTimeInMs * mCurrentTimeInMs;
}
int radius = rect().height() / 6;
QRectF r(rect().x() + position - radius, rect().y() + (rect().height() / 4) - radius, radius * 2, radius * 2);
painter->setBrush(UBSettings::documentViewLightColor);
painter->drawEllipse(r);
if(mDisplayCurrentTime)
{
painter->setBrush(UBSettings::paletteColor);
painter->setPen(QPen(Qt::NoPen));
QRectF balloon(rect().x() + position - frameWidth, rect().y() - (frameWidth * 1.2), 2 * frameWidth, frameWidth);
painter->drawRoundedRect(balloon, frameWidth/2, frameWidth/2);
QTime t;
t = t.addMSecs(mCurrentTimeInMs < 0 ? 0 : mCurrentTimeInMs);
QFont f = painter->font();
f.setPointSizeF(f.pointSizeF() * mAntiScale);
painter->setFont(f);
painter->setPen(Qt::white);
painter->drawText(balloon, Qt::AlignCenter, t.toString("m:ss"));
}
}
QPainterPath DelegateVideoControl::shape() const
{
QPainterPath path;
QRectF r = rect().adjusted(0,0,0,- rect().height() / 2);
path.addRoundedRect(r, rect().height() / 4, rect().height() / 4);
return path;
}
void DelegateVideoControl::updateTicker(qint64 time )
{
mCurrentTimeInMs = time;
update();
}
void DelegateVideoControl::totalTimeChanged(qint64 newTotalTime)
{
mTotalTimeInMs = newTotalTime;
update();
}
void DelegateVideoControl::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
mDisplayCurrentTime = true;
seekToMousePos(event->pos());
update();
event->accept();
}
void DelegateVideoControl::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
seekToMousePos(event->pos());
update();
event->accept();
}
void DelegateVideoControl::seekToMousePos(QPointF mousePos)
{
qreal minX, length;
qreal frameWidth = rect().height() / 2;
minX = rect().x() + frameWidth;
length = rect().width() - (2 * frameWidth);
qreal mouseX = mousePos.x();
if (mTotalTimeInMs > 0 && length > 0 && mDelegate
&& mDelegate->mediaObject() && mDelegate->mediaObject()->isSeekable())
{
qint64 tickPos = mTotalTimeInMs / length * (mouseX - minX);
mDelegate->mediaObject()->seek(tickPos);
//OSX is a bit lazy
updateTicker(tickPos);
}
}
void DelegateVideoControl::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
mDisplayCurrentTime = false;
update();
event->accept();
}
/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QtGui>
#include <QtSvg>
#include "UBGraphicsVideoItemDelegate.h"
#include "UBGraphicsScene.h"
#include "core/UBSettings.h"
#include "core/UBApplication.h"
#include "core/UBApplicationController.h"
#include "core/UBDisplayManager.h"
#include "domain/UBGraphicsVideoItem.h"
#include "domain/UBGraphicsDelegateFrame.h"
#include "core/memcheck.h"
UBGraphicsVideoItemDelegate::UBGraphicsVideoItemDelegate(UBGraphicsVideoItem* pDelegated, Phonon::MediaObject* pMedia, QObject * parent)
: UBGraphicsItemDelegate(pDelegated, parent, true, false)
, mMedia(pMedia)
{
// NOOP
}
void UBGraphicsVideoItemDelegate::buildButtons()
{
mPlayPauseButton = new DelegateButton(":/images/play.svg", mDelegated, mToolBarItem, Qt::TitleBarArea);
mStopButton = new DelegateButton(":/images/stop.svg", mDelegated, mToolBarItem, Qt::TitleBarArea);
mVideoControl = new DelegateVideoControl(delegated(), mToolBarItem);
UBGraphicsItem::assignZValue(mVideoControl, delegated()->zValue());
mVideoControl->setFlag(QGraphicsItem::ItemIsSelectable, true);
if (delegated()->isMuted())
mMuteButton = new DelegateButton(":/images/soundOff.svg", mDelegated, mToolBarItem, Qt::TitleBarArea);
else
mMuteButton = new DelegateButton(":/images/soundOn.svg", mDelegated, mToolBarItem, Qt::TitleBarArea);
connect(mPlayPauseButton, SIGNAL(clicked(bool)), this, SLOT(togglePlayPause()));
connect(mStopButton, SIGNAL(clicked(bool)), mMedia, SLOT(stop()));
connect(mMuteButton, SIGNAL(clicked(bool)), delegated(), SLOT(toggleMute()));
connect(mMuteButton, SIGNAL(clicked(bool)), this, SLOT(toggleMute()));
mButtons << mPlayPauseButton << mStopButton << mMuteButton;
QList<QGraphicsItem*> itemsOnToolBar;
itemsOnToolBar << mPlayPauseButton << mStopButton << mVideoControl << mMuteButton;
mToolBarItem->setItemsOnToolBar(itemsOnToolBar);
mMedia->setTickInterval(50);
connect(mMedia, SIGNAL(stateChanged (Phonon::State, Phonon::State)), this, SLOT(mediaStateChanged (Phonon::State, Phonon::State)));
connect(mMedia, SIGNAL(finished()), this, SLOT(updatePlayPauseState()));
connect(mMedia, SIGNAL(tick(qint64)), this, SLOT(updateTicker(qint64)));
connect(mMedia, SIGNAL(totalTimeChanged(qint64)), this, SLOT(totalTimeChanged(qint64)));
mToolBarItem->setVisibleOnBoard(true);
mToolBarItem->setShifting(false);
}
UBGraphicsVideoItemDelegate::~UBGraphicsVideoItemDelegate()
{
//NOOP
}
void UBGraphicsVideoItemDelegate::positionHandles()
{
UBGraphicsItemDelegate::positionHandles();
if (mDelegated->isSelected())
{
qreal scaledFrameWidth = mFrameWidth * mAntiScaleRatio;
int offset = 0;
foreach (DelegateButton* button, mButtons)
{
if (button->getSection() == Qt::TitleBarArea)
offset += button->boundingRect().width() * mAntiScaleRatio;
}
mVideoControl->setRect(mVideoControl->rect().x()
, scaledFrameWidth/6 - 0.5
, (mToolBarItem->rect().width() - 35 - offset) / mAntiScaleRatio
, (2 * scaledFrameWidth) / mAntiScaleRatio);
offset += (mVideoControl->rect().width() + 5) * mAntiScaleRatio;
mMuteButton->setPos(offset, 0);
if (!mVideoControl->scene())
{
mVideoControl->setParentItem(mToolBarItem);//update parent for the case the item has been previously removed from scene
mDelegated->scene()->addItem(mVideoControl);
}
mVideoControl->setAntiScale(mAntiScaleRatio);
mVideoControl->setZValue(delegated()->zValue());
mVideoControl->show();
}
else
{
mVideoControl->hide();
}
}
void UBGraphicsVideoItemDelegate::remove(bool canUndo)
{
if (delegated() && delegated()->mediaObject())
delegated()->mediaObject()->stop();
QGraphicsScene* scene = mDelegated->scene();
scene->removeItem(mVideoControl);
UBGraphicsItemDelegate::remove(canUndo);
}
void UBGraphicsVideoItemDelegate::toggleMute()
{
if (delegated()->isMuted())
mMuteButton->setFileName(":/images/soundOff.svg");
else
mMuteButton->setFileName(":/images/soundOn.svg");
}
UBGraphicsVideoItem* UBGraphicsVideoItemDelegate::delegated()
{
return static_cast<UBGraphicsVideoItem*>(mDelegated);
}
void UBGraphicsVideoItemDelegate::togglePlayPause()
{
if (delegated() && delegated()->mediaObject()) {
Phonon::MediaObject* media = delegated()->mediaObject();
if (media->state() == Phonon::StoppedState) {
media->play();
} else if (media->state() == Phonon::PlayingState) {
if (media->remainingTime() <= 0) {
media->stop();
media->play();
} else {
media->pause();
if(delegated()->scene())
delegated()->scene()->setModified(true);
}
} else if (media->state() == Phonon::PausedState) {
if (media->remainingTime() <= 0) {
media->stop();
}
media->play();
} else if ( media->state() == Phonon::LoadingState ) {
delegated()->mediaObject()->setCurrentSource(delegated()->mediaFileUrl());
media->play();
} else if (media->state() == Phonon::ErrorState){
qDebug() << "Error appeared." << media->errorString();
}
}
}
void UBGraphicsVideoItemDelegate::mediaStateChanged ( Phonon::State newstate, Phonon::State oldstate )
{
Q_UNUSED(newstate);
Q_UNUSED(oldstate);
updatePlayPauseState();
}
void UBGraphicsVideoItemDelegate::updatePlayPauseState()
{
Phonon::MediaObject* media = delegated()->mediaObject();
if (media->state() == Phonon::PlayingState)
mPlayPauseButton->setFileName(":/images/pause.svg");
else
mPlayPauseButton->setFileName(":/images/play.svg");
}
void UBGraphicsVideoItemDelegate::updateTicker(qint64 time)
{
Phonon::MediaObject* media = delegated()->mediaObject();
mVideoControl->totalTimeChanged(media->totalTime());
mVideoControl->updateTicker(time);
}
void UBGraphicsVideoItemDelegate::totalTimeChanged(qint64 newTotalTime)
{
mVideoControl->totalTimeChanged(newTotalTime);
}
DelegateVideoControl::DelegateVideoControl(UBGraphicsVideoItem* pDelegated, QGraphicsItem * parent)
: QGraphicsRectItem(parent)
, mDelegate(pDelegated)
, mDisplayCurrentTime(false)
, mAntiScale(1.0)
, mCurrentTimeInMs(0)
, mTotalTimeInMs(0)
, mStartWidth(200)
{
setAcceptedMouseButtons(Qt::LeftButton);
setBrush(QBrush(Qt::white));
setPen(Qt::NoPen);
setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Control));
QRectF rect = this->rect();
rect.setWidth(mStartWidth);
this->setRect(rect);
}
void DelegateVideoControl::paint(QPainter *painter,
const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
painter->fillPath(shape(), brush());
qreal frameWidth = rect().height() / 2;
int position = frameWidth;
if (mTotalTimeInMs > 0)
{
position = frameWidth + (rect().width() - (2 * frameWidth)) / mTotalTimeInMs * mCurrentTimeInMs;
}
int radius = rect().height() / 6;
QRectF r(rect().x() + position - radius, rect().y() + (rect().height() / 4) - radius, radius * 2, radius * 2);
painter->setBrush(UBSettings::documentViewLightColor);
painter->drawEllipse(r);
if(mDisplayCurrentTime)
{
painter->setBrush(UBSettings::paletteColor);
painter->setPen(QPen(Qt::NoPen));
mBalloon.setRect(rect().x() + position - frameWidth, rect().y() - (frameWidth * 1.2), 2 * frameWidth, frameWidth);
painter->drawRoundedRect(mBalloon, frameWidth/2, frameWidth/2);
QTime t;
t = t.addMSecs(mCurrentTimeInMs < 0 ? 0 : mCurrentTimeInMs);
QFont f = painter->font();
f.setPointSizeF(f.pointSizeF() * mAntiScale);
painter->setFont(f);
painter->setPen(Qt::white);
painter->drawText(mBalloon, Qt::AlignCenter, t.toString("m:ss"));
}
}
QPainterPath DelegateVideoControl::shape() const
{
QPainterPath path;
QRectF r = rect().adjusted(0,0,0,- rect().height() / 2);
path.addRoundedRect(r, rect().height() / 4, rect().height() / 4);
return path;
}
void DelegateVideoControl::updateTicker(qint64 time )
{
mCurrentTimeInMs = time;
update();
}
void DelegateVideoControl::totalTimeChanged(qint64 newTotalTime)
{
mTotalTimeInMs = newTotalTime;
update();
}
void DelegateVideoControl::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
mDisplayCurrentTime = true;
seekToMousePos(event->pos());
update();
event->accept();
}
void DelegateVideoControl::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
if (shape().contains(event->pos() - QPointF(mBalloon.width()/2,0))
&& shape().contains(event->pos() + QPointF(mBalloon.width()/2,0)))
{
seekToMousePos(event->pos());
update();
event->accept();
}
}
void DelegateVideoControl::seekToMousePos(QPointF mousePos)
{
qreal minX, length;
qreal frameWidth = rect().height() / 2;
minX = rect().x() + frameWidth;
length = rect().width() - (2 * frameWidth);
qreal mouseX = mousePos.x();
if (mTotalTimeInMs > 0 && length > 0 && mDelegate
&& mDelegate->mediaObject() && mDelegate->mediaObject()->isSeekable())
{
qint64 tickPos = mTotalTimeInMs / length * (mouseX - minX);
mDelegate->mediaObject()->seek(tickPos);
//OSX is a bit lazy
updateTicker(tickPos);
}
}
void DelegateVideoControl::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
mDisplayCurrentTime = false;
update();
event->accept();
}
src/domain/UBGraphicsVideoItemDelegate.h
View file @ 83212cc4
/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef UBGRAPHICSVIDEOITEMDELEGATE_H_
#define UBGRAPHICSVIDEOITEMDELEGATE_H_
#include <QtGui>
#include <phonon/MediaObject>
#include "core/UB.h"
#include "UBGraphicsItemDelegate.h"
class QGraphicsSceneMouseEvent;
class QGraphicsItem;
class UBGraphicsVideoItem;
class DelegateVideoControl: public QGraphicsRectItem
{
public:
DelegateVideoControl(UBGraphicsVideoItem* pDelegated, QGraphicsItem * parent = 0);
virtual ~DelegateVideoControl()
{
// NOOP
}
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget);
QPainterPath shape() const;
void setAntiScale(qreal antiScale){ mAntiScale = antiScale; }
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
void updateTicker(qint64 time);
void totalTimeChanged( qint64 newTotalTime);
protected:
void seekToMousePos(QPointF mousePos);
UBGraphicsVideoItem* mDelegate;
bool mDisplayCurrentTime;
qreal mAntiScale;
qint64 mCurrentTimeInMs;
qint64 mTotalTimeInMs;
};
class UBGraphicsVideoItemDelegate : public UBGraphicsItemDelegate
{
Q_OBJECT
public:
UBGraphicsVideoItemDelegate(UBGraphicsVideoItem* pDelegated, Phonon::MediaObject* pMedia, QObject * parent = 0);
virtual ~UBGraphicsVideoItemDelegate();
virtual void positionHandles();
public slots:
void toggleMute();
void updateTicker(qint64 time);
protected slots:
virtual void remove(bool canUndo = true);
void togglePlayPause();
void mediaStateChanged ( Phonon::State newstate, Phonon::State oldstate );
void updatePlayPauseState();
void totalTimeChanged( qint64 newTotalTime);
protected:
virtual void buildButtons();
private:
UBGraphicsVideoItem* delegated();
DelegateButton* mPlayPauseButton;
DelegateButton* mStopButton;
DelegateButton* mMuteButton;
DelegateVideoControl *mVideoControl;
Phonon::MediaObject* mMedia;
};
#endif /* UBGRAPHICSVIDEOITEMDELEGATE_H_ */
/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef UBGRAPHICSVIDEOITEMDELEGATE_H_
#define UBGRAPHICSVIDEOITEMDELEGATE_H_
#include <QtGui>
#include <phonon/MediaObject>
#include "core/UB.h"
#include "UBGraphicsItemDelegate.h"
class QGraphicsSceneMouseEvent;
class QGraphicsItem;
class UBGraphicsVideoItem;
class DelegateVideoControl: public QGraphicsRectItem
{
public:
DelegateVideoControl(UBGraphicsVideoItem* pDelegated, QGraphicsItem * parent = 0);
virtual ~DelegateVideoControl()
{
// NOOP
}
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget);
QPainterPath shape() const;
void setAntiScale(qreal antiScale){ mAntiScale = antiScale; }
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
void updateTicker(qint64 time);
void totalTimeChanged( qint64 newTotalTime);
protected:
void seekToMousePos(QPointF mousePos);
UBGraphicsVideoItem* mDelegate;
bool mDisplayCurrentTime;
qreal mAntiScale;
qint64 mCurrentTimeInMs;
qint64 mTotalTimeInMs;
private:
int mStartWidth;
QRectF mBalloon;
};
class UBGraphicsVideoItemDelegate : public UBGraphicsItemDelegate
{
Q_OBJECT
public:
UBGraphicsVideoItemDelegate(UBGraphicsVideoItem* pDelegated, Phonon::MediaObject* pMedia, QObject * parent = 0);
virtual ~UBGraphicsVideoItemDelegate();
virtual void positionHandles();
public slots:
void toggleMute();
void updateTicker(qint64 time);
protected slots:
virtual void remove(bool canUndo = true);
void togglePlayPause();
void mediaStateChanged ( Phonon::State newstate, Phonon::State oldstate );
void updatePlayPauseState();
void totalTimeChanged( qint64 newTotalTime);
protected:
virtual void buildButtons();
private:
UBGraphicsVideoItem* delegated();
DelegateButton* mPlayPauseButton;
DelegateButton* mStopButton;
DelegateButton* mMuteButton;
DelegateVideoControl *mVideoControl;
Phonon::MediaObject* mMedia;
};
#endif /* UBGRAPHICSVIDEOITEMDELEGATE_H_ */
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