inc/engine/graphic/Canvas.h

   1 //
   2 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
   3 //
   4 // Licensed under the Apache License, Version 2.0 (the License);
   5 // you may not use this file except in compliance with the License.
   6 // You may obtain a copy of the License at
   7 //
   8 //     http://www.apache.org/licenses/LICENSE-2.0
   9 //
  10 // Unless required by applicable law or agreed to in writing, software
  11 // distributed under the License is distributed on an "AS IS" BASIS,
  12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 // See the License for the specific language governing permissions and
  14 // limitations under the License.
  15 //
  16
  17 #ifndef HERE_GRAPHIC_CANVAS_H
  18 #define HERE_GRAPHIC_CANVAS_H
  19
  20 #include <cairo/cairo.h>
  21 #include <vector>
  22 #include "common/HereMaps_global.h"
  23 #include "base/BaseObject.h"
  24 #include "graphic/Color.h"
  25 #include "graphic/BufferInfo.h"
  26 #include "graphic/FloatPoint.h"
  27
  28 TIZEN_MAPS_BEGIN_NAMESPACE
  29
  30 class Canvas : public Object
  31 {
  32 public:
  33         typedef enum
  34         {
  35                 LINESTYLE_SOLID,
  36                 LINESTYLE_DOTTED,
  37                 LINESTYLE_MAX,
  38         } LineStyleType;
  39
  40         typedef std::vector<FloatPoint*> tPoint;
  41         Canvas(void);
  42         virtual ~Canvas(void);
  43         result Construct(const BufferInfo& bufferInfo);
  44         result FillPolygon(const Color& color, const tPoint& points);
  45         result DrawPolyline(const tPoint& points);
  46         result SetLineWidth(int width);
  47         result SetLineStyle(LineStyleType lineStyle);
  48         void SetForegroundColor(const Color& fgColor);
  49 protected:
  50         void* _pNativeGfxEngine;
  51 private:
  52         unsigned long __ComposeColor(unsigned long color32, int opacity);
  53         void __SetColor(cairo_t* pCairo, unsigned long composedColor);
  54         void __SetLineStyle(cairo_t* pCairo, LineStyleType lineStyle);
  55
  56         unsigned long* __pBuffer;
  57         unsigned long __fgColor;
  58         int __lineWidth;
  59         cairo_operator_t __cairo_operator;
  60         Color __fgColorNative;
  61         int __fgOpacity;
  62         LineStyleType __lineStyle;
  63 };
  64
  65 TIZEN_MAPS_END_NAMESPACE
  66
  67 #endif /* HERE_GRAPHIC_CANVAS_H */