Shamusworld >> Repos - architektonas/blob - src/drawingview.h

   1 #ifndef __DRAWINGVIEW_H__
   2 #define __DRAWINGVIEW_H__
   3
   4 #include <QtWidgets>
   5 #include <stdint.h>
   6 #include "rect.h"
   7 #include "structs.h"
   8
   9 enum { ToolMouseDown, ToolMouseMove, ToolMouseUp, ToolKeyDown, ToolKeyUp, ToolCleanup };
  10
  11 class Painter;
  12
  13 class DrawingView: public QWidget
  14 {
  15         Q_OBJECT
  16
  17         public:
  18                 DrawingView(QWidget * parent = NULL);
  19
  20         public:
  21                 void SetGridSize(uint32_t);
  22                 void UpdateGridBackground(void);
  23                 Point SnapPointToGrid(Point);
  24                 Point SnapPointToAngle(Point);
  25                 void RenderObjects(Painter *, std::vector<void *> &, int, bool ignoreLayer = false);
  26                 void AddHoveredToSelection(void);
  27                 void GetSelection(std::vector<void *> &);
  28                 void GetHovered(std::vector<void *> &);
  29                 void ToolHandler(int, Point);
  30                 void ToolDraw(Painter *);
  31                 void LineHandler(int, Point);
  32                 void CircleHandler(int, Point);
  33                 void ArcHandler(int, Point);
  34                 void RotateHandler(int, Point);
  35                 void MirrorHandler(int, Point);
  36                 Rect GetObjectExtents(Object *);
  37                 void CheckObjectBounds(void);
  38                 bool HitTestObjects(Point);
  39                 bool HitTest(Object *, Point);
  40                 bool HandleObjectClicked(void);
  41                 void HandleObjectMovement(Point);
  42
  43         public slots:
  44                 void DeleteCurrentLayer(int);
  45                 void HandleLayerToggle(void);
  46                 void HandleLayerSwap(int, int);
  47                 void HandlePenWidth(float);
  48                 void HandlePenStyle(int);
  49                 void HandlePenColor(uint32_t);
  50
  51         signals:
  52                 void ObjectHovered(Object *);
  53                 void ObjectSelected(Object *);
  54
  55         protected:
  56                 void paintEvent(QPaintEvent * event);
  57                 void resizeEvent(QResizeEvent * event);
  58                 void mousePressEvent(QMouseEvent * event);
  59                 void mouseMoveEvent(QMouseEvent * event);
  60                 void mouseReleaseEvent(QMouseEvent * event);
  61                 void wheelEvent(QWheelEvent * event);
  62                 void keyPressEvent(QKeyEvent * event);
  63                 void keyReleaseEvent(QKeyEvent * event);
  64
  65         private:
  66                 QPoint GetAdjustedMousePosition(QMouseEvent * event);
  67                 QPoint GetAdjustedClientPosition(int x, int y);
  68
  69         public:
  70                 bool useAntialiasing;
  71 //              uint32_t numSelected;
  72                 uint32_t numHovered;
  73                 bool shiftDown;
  74                 bool ctrlDown;
  75
  76         private:
  77                 QPixmap gridBackground;
  78                 double scale;                                                   // Window scaling factor
  79                 int32_t offsetX, offsetY;                               // Window offsets
  80         public:
  81                 Container document;
  82                 uint32_t gridPixels;                                    // Grid size in pixels
  83         private:
  84                 bool collided;
  85                 bool scrollDrag;
  86                 Vector oldPoint;
  87                 QString informativeText;
  88
  89         public:
  90                 std::vector<void *> select;
  91                 std::vector<void *> hover;
  92                 std::vector<void *> toolObjects;
  93                 std::vector<Object> toolScratch;
  94                 Point toolPoint[32];
  95                 Point intersectionPoint;
  96                 Point hoverPoint;
  97                 bool hoverPointValid;
  98                 bool hoveringIntersection;
  99                 Object * dragged;
 100                 bool draggingObject;
 101                 bool angleSnap;
 102 };
 103
 104 #endif  // __DRAWINGVIEW_H__
 105