allow apply scale without client restart.

3 files changed, 26 insertions, 5 deletions

diff --git a/src/render/graphics.cpp b/src/render/graphics.cpp
index 27682f1f0..82f44460b 100644
--- a/src/render/graphics.cpp
+++ b/src/render/graphics.cpp
@@ -120,16 +120,35 @@ void Graphics::setMainFlags(const int w, const int h,
     logger->log("Setting video mode %dx%d %s",
             w, h, fs ? "fullscreen" : "windowed");
 
-    mWidth = w / scale;
-    mHeight = h / scale;
     mBpp = bpp;
     mFullscreen = fs;
     mHWAccel = hwaccel;
     mEnableResize = resize;
     mNoFrame = noFrame;
-    mScale = scale;
     mActualWidth = w;
     mActualHeight = h;
+    setScale(scale);
+}
+
+void Graphics::setScale(int scale)
+{
+    if (isAllowScale())
+    {
+        if (!scale)
+            scale = 1;
+        if (mActualWidth / scale < 470 || mActualHeight / scale < 320)
+            scale = 1;
+        logger->log("set scale: %d", scale);
+        mScale = scale;
+    }
+    else
+    {
+        mScale = 1;
+    }
+    mWidth = mActualWidth / mScale;
+    mHeight = mActualHeight / mScale;
+    mRect.w = mWidth;
+    mRect.h = mHeight;
 }
 
 int Graphics::getOpenGLFlags() const
diff --git a/src/render/graphics.h b/src/render/graphics.h
index adf1b97c4..0cb510195 100644
--- a/src/render/graphics.h
+++ b/src/render/graphics.h
@@ -348,9 +348,11 @@ class Graphics : public gcn::Graphics
         int getScale() const
         { return mScale; }
 
-        virtual bool allowScale() const
+        virtual bool isAllowScale() const
         { return false; }
 
+        void setScale(int scale);
+
         int mWidth;
         int mHeight;
         int mActualWidth;
diff --git a/src/render/openglgraphicsdef.hpp b/src/render/openglgraphicsdef.hpp
index 6654254cb..89f8e63a9 100644
--- a/src/render/openglgraphicsdef.hpp
+++ b/src/render/openglgraphicsdef.hpp
@@ -142,7 +142,7 @@
 
         void completeCache() override final;
 
-        bool allowScale() const override final
+        bool isAllowScale() const override final
         { return true; }
 
         static void bindTexture(const GLenum target, const GLuint texture);