swr_graphic_context.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2013 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
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21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Mark Page
27 */
28 
29 
30 #pragma once
31 
32 #include "api_swrender.h"
33 
34 
35 #include "../Display/Render/graphic_context.h"
36 
37 namespace clan
38 {
41 
42 class PixelCommand;
43 class PixelPipeline;
44 class GraphicContext_SWRender_Impl;
45 
47 class API_SWRender GraphicContext_SWRender : public GraphicContext
48 {
50 public:
51  // \brief Create a null instance
53 
56 
58 
60 public:
62  bool is_null() const { return !impl; }
63 
65  void throw_if_null() const;
66 
68  PixelPipeline *get_pipeline() const;
69 
71 public:
72  void draw_pixels(float x, float y, float zoom_x, float zoom_y, const PixelBuffer &pixel_buffer, const Rect &src_rect, const Colorf &color);
73  void draw_pixels_bicubic(int x, int y, int zoom_number, int zoom_denominator, const PixelBuffer &pixels);
74 
76  template<typename T>
77  void queue_command(T *command) { queue_command(std::unique_ptr<T>(command)); }
78  void queue_command(std::unique_ptr<PixelCommand> &command);
79 
81 private:
82  std::shared_ptr<GraphicContext_SWRender_Impl> impl;
83 };
84 
85 }
86 
Floating point color description class (for float).
Definition: color.h:661
bool is_null() const
Attributes.
Definition: swr_graphic_context.h:62
Pixel data container.
Definition: pixel_buffer.h:69
2D (left,top,right,bottom) rectangle structure - Integer
Definition: rect.h:453
void queue_command(T *command)
Queues a pixel command in the pipeline.
Definition: swr_graphic_context.h:77
Interface to drawing graphics.
Definition: graphic_context.h:257
SWRender Graphic Context.
Definition: swr_graphic_context.h:47
GraphicContext_SWRender()
Construction.
Definition: swr_graphic_context.h:52