From 47d455dd55be855e4cc691c32f687f723d9247ee Mon Sep 17 00:00:00 2001 From: toma Date: Wed, 25 Nov 2009 17:56:58 +0000 Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features. BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da --- kolourpaint/tools/kptoolselection.h | 313 ++++++++++++++++++++++++++++++++++++ 1 file changed, 313 insertions(+) create mode 100644 kolourpaint/tools/kptoolselection.h (limited to 'kolourpaint/tools/kptoolselection.h') diff --git a/kolourpaint/tools/kptoolselection.h b/kolourpaint/tools/kptoolselection.h new file mode 100644 index 00000000..ee978a15 --- /dev/null +++ b/kolourpaint/tools/kptoolselection.h @@ -0,0 +1,313 @@ + +/* + Copyright (c) 2003,2004,2005 Clarence Dang + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + 1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + 2. 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. + + THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 __kp_tool_selection_h__ +#define __kp_tool_selection_h__ + + +#include +#include +#include +#include + +#include +#include +#include +#include +#include + + +class QPoint; +class QRect; +class QTimer; + +class kpMainWindow; +class kpSelection; + +class kpToolSelectionCreateCommand; +class kpToolSelectionMoveCommand; +class kpToolSelectionPullFromDocumentCommand; +class kpToolSelectionResizeScaleCommand; +class kpToolWidgetOpaqueOrTransparent; + + +class kpToolSelection : public kpTool +{ +Q_OBJECT + +public: + enum Mode {Rectangle, Ellipse, FreeForm, Text}; + + kpToolSelection (Mode mode, + const QString &text, const QString &description, + int key, + kpMainWindow *mainWindow, const char *name); + virtual ~kpToolSelection (); + + void setMode (Mode mode) { m_mode = mode; } + +private: + void pushOntoDocument (); + +protected: + bool onSelectionToMove () const; + int onSelectionResizeHandle () const; + bool onSelectionToSelectText () const; + +public: + QString haventBegunDrawUserMessage () const; + + virtual void begin (); + virtual void end (); + virtual void reselect (); + + virtual bool careAboutModifierState () const { return true; } + bool controlOrShiftPressed () const { return (m_controlPressed || m_shiftPressed); } + + virtual void beginDraw (); +protected: + const QCursor &cursor () const; +public: + virtual void hover (const QPoint &point); +protected: + void popupRMBMenu (); + void setSelectionBorderForMove (); +protected slots: + void slotRMBMoveUpdateGUI (); + void delayedDraw (); +public: + virtual void draw (const QPoint &thisPoint, const QPoint &lastPoint, + const QRect &normalizedRect); + virtual void cancelShape (); + virtual void releasedAllButtons (); + virtual void endDraw (const QPoint &thisPoint, const QRect &normalizedRect); + +protected: + virtual void keyPressEvent (QKeyEvent *e); + +protected: + void selectionTransparencyChanged (const QString &name); + +protected slots: + virtual void slotIsOpaqueChanged (); + virtual void slotBackgroundColorChanged (const kpColor &color); + virtual void slotColorSimilarityChanged (double similarity, int); + +protected: + Mode m_mode; + + QPoint m_startDragFromSelectionTopLeft; + enum DragType + { + Unknown, Create, Move, SelectText, ResizeScale + }; + DragType m_dragType; + bool m_dragHasBegun; + bool m_hadSelectionBeforeDrag; + int m_resizeScaleType; + + kpToolSelectionPullFromDocumentCommand *m_currentPullFromDocumentCommand; + kpToolSelectionMoveCommand *m_currentMoveCommand; + bool m_currentMoveCommandIsSmear; + kpToolSelectionResizeScaleCommand *m_currentResizeScaleCommand; + kpToolWidgetOpaqueOrTransparent *m_toolWidgetOpaqueOrTransparent; + + kpToolSelectionCreateCommand *m_currentCreateTextCommand; + bool m_cancelledShapeButStillHoldingButtons; + + QTimer *m_createNOPTimer, *m_RMBMoveUpdateGUITimer; +}; + +class kpToolSelectionCreateCommand : public kpNamedCommand +{ +public: + // (if fromSelection doesn't have a pixmap, it will only recreate the region) + kpToolSelectionCreateCommand (const QString &name, const kpSelection &fromSelection, + kpMainWindow *mainWindow); + virtual ~kpToolSelectionCreateCommand (); + + virtual int size () const; + + static bool nextUndoCommandIsCreateBorder (kpCommandHistory *commandHistory); + + const kpSelection *fromSelection () const; + void setFromSelection (const kpSelection &fromSelection); + + virtual void execute (); + virtual void unexecute (); + +private: + kpSelection *m_fromSelection; + + int m_textRow, m_textCol; +}; + +class kpToolSelectionPullFromDocumentCommand : public kpNamedCommand +{ +public: + kpToolSelectionPullFromDocumentCommand (const QString &name, kpMainWindow *mainWindow); + virtual ~kpToolSelectionPullFromDocumentCommand (); + + virtual int size () const; + + virtual void execute (); + virtual void unexecute (); + +private: + kpColor m_backgroundColor; + kpSelection *m_originalSelectionRegion; +}; + +class kpToolSelectionTransparencyCommand : public kpNamedCommand +{ +public: + kpToolSelectionTransparencyCommand (const QString &name, + const kpSelectionTransparency &st, + const kpSelectionTransparency &oldST, + kpMainWindow *mainWindow); + virtual ~kpToolSelectionTransparencyCommand (); + + virtual int size () const; + + virtual void execute (); + virtual void unexecute (); + +private: + kpSelectionTransparency m_st, m_oldST; +}; + +class kpToolSelectionMoveCommand : public kpNamedCommand +{ +public: + kpToolSelectionMoveCommand (const QString &name, kpMainWindow *mainWindow); + virtual ~kpToolSelectionMoveCommand (); + + kpSelection originalSelection () const; + + virtual int size () const; + + virtual void execute (); + virtual void unexecute (); + + void moveTo (const QPoint &point, bool moveLater = false); + void moveTo (int x, int y, bool moveLater = false); + void copyOntoDocument (); + void finalize (); + +private: + QPoint m_startPoint, m_endPoint; + + QPixmap m_oldDocumentPixmap; + + // area of document affected (not the bounding rect of the sel) + QRect m_documentBoundingRect; + + QPointArray m_copyOntoDocumentPoints; +}; + +// You could subclass kpToolResizeScaleCommand and/or +// kpToolSelectionMoveCommand instead if want a disaster. +// This is different to kpToolResizeScaleCommand in that: +// +// 1. This only works for selections. +// 2. This is designed for the size and position to change several times +// before execute(). +// +class kpToolSelectionResizeScaleCommand : public QObject, + public kpNamedCommand +{ +Q_OBJECT + +public: + kpToolSelectionResizeScaleCommand (kpMainWindow *mainWindow); + virtual ~kpToolSelectionResizeScaleCommand (); + + virtual int size () const; + +public: + kpSelection originalSelection () const; + + QPoint topLeft () const; + void moveTo (const QPoint &point); + + int width () const; + int height () const; + void resize (int width, int height, bool delayed = false); + + // (equivalent to resize() followed by moveTo() but faster) + void resizeAndMoveTo (int width, int height, const QPoint &point, + bool delayed = false); + +protected: + void killSmoothScaleTimer (); + + // If , does a fast, low-quality scale and then calls itself + // with unset for a smooth scale, a short time later. + // If acting on a text box, is ignored. + void resizeScaleAndMove (bool delayed); + +protected slots: + void resizeScaleAndMove (/*delayed = false*/); + +public: + void finalize (); + +public: + virtual void execute (); + virtual void unexecute (); + +protected: + kpSelection m_originalSelection; + + QPoint m_newTopLeft; + int m_newWidth, m_newHeight; + + QTimer *m_smoothScaleTimer; +}; + +class kpToolSelectionDestroyCommand : public kpNamedCommand +{ +public: + kpToolSelectionDestroyCommand (const QString &name, bool pushOntoDocument, + kpMainWindow *mainWindow); + virtual ~kpToolSelectionDestroyCommand (); + + virtual int size () const; + + virtual void execute (); + virtual void unexecute (); + +private: + bool m_pushOntoDocument; + QPixmap m_oldDocPixmap; + kpSelection *m_oldSelection; + + int m_textRow, m_textCol; +}; + +#endif // __kp_tool_selection_h__ -- cgit v1.2.3