/* * Copyright (C) 2015-2018 Jolla Ltd. * Copyright (C) 2015-2018 Slava Monich * * You may use this file under the terms of the BSD license as follows: * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Jolla Ltd nor the names of its contributors * may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef BOOKS_PAGE_WIDGET_H #define BOOKS_PAGE_WIDGET_H #include "BooksTypes.h" #include "BooksTaskQueue.h" #include "BooksSettings.h" #include "BooksBookModel.h" #include "BooksPos.h" #include "BooksPaintContext.h" #include "BooksLoadingProperty.h" #include "ZLTextStyle.h" #include #include #include class BooksPageWidget: public QQuickPaintedItem, private BooksLoadingProperty { Q_OBJECT Q_PROPERTY(bool loading READ loading NOTIFY loadingChanged) Q_PROPERTY(bool selecting READ selecting NOTIFY selectingChanged) Q_PROPERTY(bool selectionEmpty READ selectionEmpty NOTIFY selectionEmptyChanged) Q_PROPERTY(bool pressed READ pressed WRITE setPressed NOTIFY pressedChanged) Q_PROPERTY(bool currentPage READ currentPage WRITE setCurrentPage NOTIFY currentPageChanged) Q_PROPERTY(int page READ page WRITE setPage NOTIFY pageChanged) Q_PROPERTY(int leftMargin READ leftMargin WRITE setLeftMargin NOTIFY leftMarginChanged) Q_PROPERTY(int rightMargin READ rightMargin WRITE setRightMargin NOTIFY rightMarginChanged) Q_PROPERTY(int topMargin READ topMargin WRITE setTopMargin NOTIFY topMarginChanged) Q_PROPERTY(int bottomMargin READ bottomMargin WRITE setBottomMargin NOTIFY bottomMarginChanged) Q_PROPERTY(BooksBookModel* model READ model WRITE setModel NOTIFY modelChanged) public: class Data; explicit BooksPageWidget(QQuickItem* aParent = NULL); ~BooksPageWidget(); bool loading() const; bool selecting() const; bool selectionEmpty() const; bool pressed() const; void setPressed(bool aPressed); bool currentPage() const; void setCurrentPage(bool aCurrentPage); int page() const; void setPage(int aPage); BooksBookModel* model() const; void setModel(BooksBookModel* aModel); int leftMargin() const; int rightMargin() const; int topMargin() const; int bottomMargin() const; void setLeftMargin(int aMargin); void setRightMargin(int aMargin); void setTopMargin(int aMargin); void setBottomMargin(int aMargin); BooksMargins margins() const; Q_INVOKABLE void handlePress(int aX, int aY); Q_INVOKABLE void handleLongPress(int aX, int aY); Q_INVOKABLE void handlePositionChanged(int aX, int aY); Q_INVOKABLE void clearSelection(); Q_SIGNALS: void loadingChanged(); void pressedChanged(); void selectingChanged(); void selectionEmptyChanged(); void currentPageChanged(); void pageChanged(); void modelChanged(); void leftMarginChanged(); void rightMarginChanged(); void topMarginChanged(); void bottomMarginChanged(); void browserLinkPressed(QString url); void imagePressed(QString imageId, QRect rect); void activeTouch(int touchX, int touchY); void jumpToPage(int page); void showFootnote(int touchX, int touchY, QString text, QString imageId); void pushPosition(BooksPos position); private Q_SLOTS: void onWidthChanged(); void onHeightChanged(); void onResizeTimeout(); void onBookModelChanged(); void onBookModelDestroyed(); void onBookModelPageMarksChanged(); void onBookModelLoadingChanged(); void onTextStyleChanged(); void onInvertColorsChanged(); void onResetTaskDone(); void onRenderTaskDone(); void onClearSelectionTaskDone(); void onStartSelectionTaskDone(); void onExtendSelectionTaskDone(); void onPressTaskDone(); void onLongPressTaskDone(); void onFootnoteTaskDone(); private: void paint(QPainter *painter); void updateSize(); void resetView(); void releaseExtendSelectionTasks(); void scheduleRepaint(); void cancelRepaint(); bool invertColors() const; private: class ResetTask; class RenderTask; class PressTask; class ClearSelectionTask; class StartSelectionTask; class ExtendSelectionTask; class FootnoteTask; QSharedPointer iSettings; shared_ptr iTaskQueue; shared_ptr iTextStyle; BooksPos iPageMark; QTimer* iResizeTimer; BooksBookModel* iModel; BooksMargins iMargins; shared_ptr iData; QImage iImage; ResetTask* iResetTask; RenderTask* iRenderTask; ClearSelectionTask* iClearSelectionTask; StartSelectionTask* iStartSelectionTask; QList iExtendSelectionTasks; PressTask* iPressTask; PressTask* iLongPressTask; FootnoteTask* iFootnoteTask; bool iEmpty; bool iPressed; bool iSelecting; bool iSelectionEmpty; bool iCurrentPage; int iPage; }; inline bool BooksPageWidget::pressed() const { return iPressed; } inline bool BooksPageWidget::selecting() const { return iSelecting; } inline bool BooksPageWidget::selectionEmpty() const { return iSelectionEmpty; } inline bool BooksPageWidget::currentPage() const { return iCurrentPage; } inline int BooksPageWidget::page() const { return iPage; } inline BooksBookModel* BooksPageWidget::model() const { return iModel; } inline int BooksPageWidget::leftMargin() const { return iMargins.iLeft; } inline int BooksPageWidget::rightMargin() const { return iMargins.iRight; } inline int BooksPageWidget::topMargin() const { return iMargins.iTop; } inline int BooksPageWidget::bottomMargin() const { return iMargins.iBottom; } inline BooksMargins BooksPageWidget::margins() const { return iMargins; } inline bool BooksPageWidget::invertColors() const { return iSettings && iSettings->invertColors(); } #endif // BOOKS_PAGE_WIDGET_H