summaryrefslogtreecommitdiff
path: root/src/graphics.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/graphics.cpp')
-rw-r--r--src/graphics.cpp27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/graphics.cpp b/src/graphics.cpp
index bbd398aa5..46433639e 100644
--- a/src/graphics.cpp
+++ b/src/graphics.cpp
@@ -76,6 +76,8 @@ bool Graphics::setVideoMode(int w, int h, int bpp, bool fs, bool hwaccel)
if (fs)
displayFlags |= SDL_FULLSCREEN;
+ else
+ displayFlags |= SDL_RESIZABLE;
if (hwaccel)
displayFlags |= SDL_HWSURFACE | SDL_DOUBLEBUF;
@@ -141,6 +143,31 @@ bool Graphics::setFullscreen(bool fs)
return setVideoMode(mWidth, mHeight, mBpp, fs, mHWAccel);
}
+bool Graphics::resize(int width, int height)
+{
+ if (mWidth == width && mHeight == height)
+ return true;
+
+ const int prevWidth = mWidth;
+ const int prevHeight = mHeight;
+
+ _endDraw();
+
+ bool success = setVideoMode(width, height, mBpp, mFullscreen, mHWAccel);
+
+ // If it didn't work, try to restore the previous size. If that didn't
+ // work either, bail out (but then we're in deep trouble).
+ if (!success)
+ {
+ if (!setVideoMode(prevWidth, prevHeight, mBpp, mFullscreen, mHWAccel))
+ return false;
+ }
+
+ _beginDraw();
+
+ return success;
+}
+
int Graphics::getWidth() const
{
return mWidth;