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[lua] Add GraphicsContext:drawImage(img, x, y, w, h, dx, dy, dw, dh)

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This commit is contained in:
David Capello 2022-12-19 16:39:59 -03:00
parent 914e14377c
commit 39109793a9
2 changed files with 38 additions and 1 deletions
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36
src/app/script/graphics_context.cpp
View File

@ -18,6 +18,8 @@
#include "app/ui/skin/skin_theme.h"
#include "app/util/conversion_to_surface.h"
#include "os/draw_text.h"
#include "os/surface.h"
#include "os/system.h"
#ifdef ENABLE_UI
@ -47,6 +49,26 @@ void GraphicsContext::drawImage(const doc::Image* img, int x, int y)
img->width(), img->height());
}
void GraphicsContext::drawImage(const doc::Image* img,
const gfx::Rect& srcRc,
const gfx::Rect& dstRc)
{
auto tmpSurface = os::instance()->makeRgbaSurface(srcRc.w, srcRc.h);
if (tmpSurface) {
convert_image_to_surface(
img,
get_current_palette(),
tmpSurface.get(),
srcRc.x, srcRc.y,
0, 0,
srcRc.w, srcRc.h);
m_surface->drawSurface(tmpSurface.get(),
tmpSurface->bounds(),
dstRc);
}
}
void GraphicsContext::drawThemeImage(const std::string& partId, const gfx::Point& pt)
{
if (auto theme = skin::SkinTheme::instance()) {
@ -145,7 +167,19 @@ int GraphicsContext_drawImage(lua_State* L)
if (const doc::Image* img = may_get_image_from_arg(L, 2)) {
int x = lua_tointeger(L, 3);
int y = lua_tointeger(L, 4);
gc->drawImage(img, x, y);
if (lua_gettop(L) >= 9) {
int w = lua_tointeger(L, 5);
int h = lua_tointeger(L, 6);
int dx = lua_tointeger(L, 7);
int dy = lua_tointeger(L, 8);
int dw = lua_tointeger(L, 9);
int dh = lua_tointeger(L, 10);
gc->drawImage(img, gfx::Rect(x, y, w, h), gfx::Rect(dx, dy, dw, dh));
}
else {
gc->drawImage(img, x, y);
}
}
return 0;
}

3
src/app/script/graphics_context.h
View File

@ -76,6 +76,9 @@ public:
gfx::Size measureText(const std::string& text) const;
void drawImage(const doc::Image* img, int x, int y);
void drawImage(const doc::Image* img,
const gfx::Rect& srcRc,
const gfx::Rect& dstRc);
void drawThemeImage(const std::string& partId, const gfx::Point& pt);
void drawThemeRect(const std::string& partId, const gfx::Rect& rc);