mirror of
https://github.com/vcmi/vcmi.git
synced 2024-12-16 10:19:47 +02:00
54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/*
|
|
* CCanvas.h, part of VCMI engine
|
|
*
|
|
* Authors: listed in file AUTHORS in main folder
|
|
*
|
|
* License: GNU General Public License v2.0 or later
|
|
* Full text of license available in license.txt file, in main folder
|
|
*
|
|
*/
|
|
#pragma once
|
|
|
|
#include "Geometries.h"
|
|
|
|
struct SDL_Color;
|
|
struct SDL_Surface;
|
|
class IImage;
|
|
enum EFonts : int;
|
|
|
|
/// Class that represents surface for drawing on
|
|
class CCanvas
|
|
{
|
|
SDL_Surface * surface;
|
|
public:
|
|
|
|
/// constructs canvas using existing surface. Caller maintains ownership on the surface
|
|
CCanvas(SDL_Surface * surface);
|
|
|
|
/// constructs canvas of specified size
|
|
CCanvas(const Point & size);
|
|
|
|
~CCanvas();
|
|
|
|
/// renders image onto this canvas at specified position
|
|
void draw(std::shared_ptr<IImage> image, const Point & pos);
|
|
|
|
/// renders section of image bounded by sourceRect at specified position
|
|
void draw(std::shared_ptr<IImage> image, const Point & pos, const Rect & sourceRect);
|
|
|
|
/// renders another canvas onto this canvas
|
|
void draw(std::shared_ptr<CCanvas> image, const Point & pos);
|
|
|
|
/// renders continuous, 1-pixel wide line with color gradient
|
|
void drawLine(const Point & from, const Point & dest, const SDL_Color & colorFrom, const SDL_Color & colorDest);
|
|
|
|
/// renders single line of text with specified parameters
|
|
void drawText(const Point & position, const EFonts & font, const SDL_Color & colorDest, ETextAlignment alignment, const std::string & text );
|
|
|
|
/// renders multiple lines of text with specified parameters
|
|
void drawText(const Point & position, const EFonts & font, const SDL_Color & colorDest, ETextAlignment alignment, const std::vector<std::string> & text );
|
|
|
|
/// for compatibility, returns pointer to internal SDL surface
|
|
SDL_Surface * getSurface();
|
|
};
|