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git-svn-id: svn://db.shs.com.ru/libs@1 a8b55f48-bf90-11e4-a774-851b48703e85

qad_blockview/drawtools.h

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+#ifndef DRAWTOOLS_H
+#define DRAWTOOLS_H
+
+#include <QObject>
+#include <QAction>
+#include <QFontDialog>
+#include <QToolButton>
+#include <QPlainTextEdit>
+#include <QMenu>
+#include "blockview.h"
+
+class QComboBox;
+
+class _DTSizeItem: public QGraphicsObject
+{
+	Q_OBJECT
+public:
+	_DTSizeItem();
+	~_DTSizeItem();
+	
+	void assignObject(QGraphicsItem * item);
+	
+protected:
+	void moveRects();
+	void applyRect();
+	void doubleClick();
+	QRectF itemRect(const QGraphicsItem * item) const;
+	QRectF boundingRect() const;
+	void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = 0) {}
+	bool sceneEventFilter(QGraphicsItem * watched, QEvent * event);
+	
+	QGraphicsItem * cur_item;
+	QGraphicsView * view_;
+	QGraphicsRectItem rects[8];
+	QPointF pp, sp;
+	QRectF nrect;
+	qreal grid;
+	bool in_process, can_drag, is_line;
+	
+signals:
+	void sizeChanged();
+	void textEditRequest();
+	void pixmapEditRequest();
+	
+};
+
+namespace Ui {
+	class DrawTools;
+};
+
+class DrawTools: public QObject
+{
+	Q_OBJECT
+	Q_PROPERTY(bool resizeHandlesEnabled READ isResizeHandlesEnabled WRITE setResizeHandlesEnabled)
+public:
+	explicit DrawTools(BlockView * parent = 0);
+	~DrawTools();
+	
+	void setBlockView(BlockView * v);
+	void resetSizeTool() {size_item.assignObject(0);}
+	bool isResizeHandlesEnabled() const {return resize_enabled;}
+	void setAlignCompact(bool yes);
+	
+	QComboBox * textEditCombo() const;
+	QList<QAction * > actionsForAdd() const {return actions_add;}
+	QList<QAction * > actionsForZ() const {return QList<QAction * >() << &actions_Z_bottom << &actions_Z_down << &actions_Z_up << &actions_Z_top;}
+	QWidget * propertyWidget() const {return widget_props;}
+	
+protected:
+	bool eventFilter(QObject * o, QEvent * e);
+	
+	QAction * newAction(const QString & text, const QIcon & icon, int type);
+	void setPenBrushEnabled(bool pen, bool brush);
+	void blockPropSignals(bool block_);
+	void actionAlignTrigger(bool vert, Qt::AlignmentFlag value);
+	void emitZAvailabe(QGraphicsItem * item = 0);
+	
+	QWidget * widget_props;
+	Ui::DrawTools * ui;
+	BlockView * view_;
+	QList<QAction * > actions_add;
+	mutable QAction actions_Z_up, actions_Z_top, actions_Z_down, actions_Z_bottom;
+	QList<QToolButton * > buttons_align;
+	QGraphicsItem * new_item, * cur_item;
+	QFontDialog font_dlg;
+	QPointF pp;
+	QDialog text_dlg;
+	QPlainTextEdit text_edit;
+	QMenu menu_hor, menu_ver;
+	_DTSizeItem size_item;
+	Qt::Alignment align;
+	int new_type;
+	bool resize_enabled;
+	
+private slots:
+	void toggleNewItem(bool on);
+	void alignClicked();
+	void selectionChanged();
+	void sizeChanged();
+	void propertyChanged();
+	void changeFinished() {if (cur_item) emit itemEdited(cur_item);}
+	void moveZUpAvailable(bool yes) {actions_Z_up.setEnabled(yes); actions_Z_top.setEnabled(yes);}
+	void moveZDownAvailable(bool yes) {actions_Z_down.setEnabled(yes); actions_Z_bottom.setEnabled(yes);}
+	
+	void buttonImage_clicked();
+	void buttonFont_clicked();
+	void buttonTextEdit_clicked();
+	
+	void actionTop_triggered(bool on) {actionAlignTrigger(true, Qt::AlignTop);}
+	void actionVCenter_triggered(bool on) {actionAlignTrigger(true, Qt::AlignVCenter);}
+	void actionBottom_triggered(bool on) {actionAlignTrigger(true, Qt::AlignBottom);}
+	void actionLeft_triggered(bool on) {actionAlignTrigger(false, Qt::AlignLeft);}
+	void actionHCenter_triggered(bool on) {actionAlignTrigger(false, Qt::AlignHCenter);}
+	void actionRight_triggered(bool on) {actionAlignTrigger(false, Qt::AlignRight);}
+	void actionZ_triggered();
+	
+public slots:
+	void setResizeHandlesEnabled(bool on);
+	
+signals:
+	void itemCreated(QGraphicsItem * item);
+	void itemAddConfirm(QGraphicsItem * item);
+	void itemEdited(QGraphicsItem * item);
+	void itemZChanged(QGraphicsItem * item);
+	
+};
+
+
+#endif // DRAWTOOLS_H