Implemented scaling in OpenGL mode

The screen will be scaled up as much as possible, while keeping a
minimum 'virtual' resolution of 640x360.

4 files changed, 22 insertions, 6 deletions

diff --git a/src/gui/equipmentwindow.cpp b/src/gui/equipmentwindow.cpp
index 85a4c766..9df8c98c 100644
--- a/src/gui/equipmentwindow.cpp
+++ b/src/gui/equipmentwindow.cpp
@@ -254,6 +254,9 @@ void EquipmentWindow::mouseMoved(gcn::MouseEvent &event)
     int mouseX, mouseY;
     SDL_GetMouseState(&mouseX, &mouseY);
 
+    mouseX /= graphics->getScale();
+    mouseY /= graphics->getScale();
+
     // Show ItemTooltip
     std::string slotName = getSlotName(x, y);
     if (!slotName.empty())
diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 78fc42fb..e6e61f64 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -205,6 +205,9 @@ void Gui::draw()
     int mouseX, mouseY;
     Uint8 button = SDL_GetMouseState(&mouseX, &mouseY);
 
+    mouseX /= graphics->getScale();
+    mouseY /= graphics->getScale();
+
     if ((Client::hasMouseFocus() || button & SDL_BUTTON(1))
             && mCustomCursor
             && mMouseCursorAlpha > 0.0f)
diff --git a/src/gui/sdlinput.cpp b/src/gui/sdlinput.cpp
index 4ccb7580..46636d52 100644
--- a/src/gui/sdlinput.cpp
+++ b/src/gui/sdlinput.cpp
@@ -60,6 +60,8 @@
 
 #include <guichan/exception.hpp>
 
+#include "graphics.h"
+
 SDLInput::SDLInput()
 {
     mMouseInWindow = true;
@@ -73,14 +75,12 @@ bool SDLInput::isKeyQueueEmpty()
 
 gcn::KeyInput SDLInput::dequeueKeyInput()
 {
-    gcn::KeyInput keyInput;
-
     if (mKeyInputQueue.empty())
     {
         throw GCN_EXCEPTION("The queue is empty.");
     }
 
-    keyInput = mKeyInputQueue.front();
+    gcn::KeyInput keyInput = mKeyInputQueue.front();
     mKeyInputQueue.pop();
 
     return keyInput;
@@ -93,16 +93,19 @@ bool SDLInput::isMouseQueueEmpty()
 
 gcn::MouseInput SDLInput::dequeueMouseInput()
 {
-    gcn::MouseInput mouseInput;
-
     if (mMouseInputQueue.empty())
     {
         throw GCN_EXCEPTION("The queue is empty.");
     }
 
-    mouseInput = mMouseInputQueue.front();
+    gcn::MouseInput mouseInput = mMouseInputQueue.front();
     mMouseInputQueue.pop();
 
+    // Scale the mouse input by the graphics scale ratio
+    int scale = graphics->getScale();
+    mouseInput.setX(mouseInput.getX() / scale);
+    mouseInput.setY(mouseInput.getY() / scale);
+
     return mouseInput;
 }
 
diff --git a/src/gui/viewport.cpp b/src/gui/viewport.cpp
index 1b5b00c3..0aab399c 100644
--- a/src/gui/viewport.cpp
+++ b/src/gui/viewport.cpp
@@ -286,6 +286,10 @@ void Viewport::logic()
 void Viewport::_followMouse()
 {
     Uint8 button = SDL_GetMouseState(&mMouseX, &mMouseY);
+
+    mMouseX /= graphics->getScale();
+    mMouseY /= graphics->getScale();
+
     // If the left button is dragged
     if (mPlayerFollowMouse && button & SDL_BUTTON(1))
     {
@@ -313,6 +317,9 @@ void Viewport::_drawDebugPath(Graphics *graphics)
         // Get the current mouse position
         SDL_GetMouseState(&mMouseX, &mMouseY);
 
+        mMouseX /= graphics->getScale();
+        mMouseY /= graphics->getScale();
+
         // Prepare the walkmask corresponding to the protocol
         unsigned char walkMask;
         switch (Net::getNetworkType())