merged: addons-fw branch

git-svn-id: https://xbmc.svn.sourceforge.net/svnroot/xbmc/trunk@28277 568bbfeb-2a22-0410-94d2-cc84cf5bfa90

1 files changed, 92 insertions, 0 deletions

diff --git a/guilib/GUIRenderingControl.cpp b/guilib/GUIRenderingControl.cpp
new file mode 100644
index 0000000000..03ad6e1620
--- /dev/null
+++ b/guilib/GUIRenderingControl.cpp
@@ -0,0 +1,92 @@
+#include "GUIRenderingControl.h"
+#include "GUIUserMessages.h"
+#include "visualizations/Visualisation.h"
+#include "utils/SingleLock.h"
+
+using namespace std;
+using namespace ADDON;
+
+#define LABEL_ROW1 10
+#define LABEL_ROW2 11
+#define LABEL_ROW3 12
+
+CGUIRenderingControl::CGUIRenderingControl(int parentID, int controlID, float posX, float posY, float width, float height)
+    : CGUIControl(parentID, controlID, posX, posY, width, height)
+{
+  ControlType = GUICONTROL_RENDERADDON;
+}
+
+CGUIRenderingControl::CGUIRenderingControl(const CGUIRenderingControl &from)
+: CGUIControl(from)
+{
+  ControlType = GUICONTROL_RENDERADDON;
+}
+
+void CGUIRenderingControl::LoadAddon(const AddonPtr &addon)
+{
+  if (!addon)
+    return;
+
+  CSingleLock lock(m_rendering);
+  g_graphicsContext.CaptureStateBlock();
+  float x = g_graphicsContext.ScaleFinalXCoord(GetXPosition(), GetYPosition());
+  float y = g_graphicsContext.ScaleFinalYCoord(GetXPosition(), GetYPosition());
+  float w = g_graphicsContext.ScaleFinalXCoord(GetXPosition() + GetWidth(), GetYPosition() + GetHeight()) - x;
+  float h = g_graphicsContext.ScaleFinalYCoord(GetXPosition() + GetWidth(), GetYPosition() + GetHeight()) - y;
+  if (x < 0) x = 0;
+  if (y < 0) y = 0;
+  if (x + w > g_graphicsContext.GetWidth()) w = g_graphicsContext.GetWidth() - x;
+  if (y + h > g_graphicsContext.GetHeight()) h = g_graphicsContext.GetHeight() - y;
+
+  VizPtr viz = boost::dynamic_pointer_cast<CVisualisation>(addon);
+  if (viz && viz->Create((int)(x+0.5f), (int)(y+0.5f), (int)(w+0.5f), (int)(h+0.5f)))
+  {
+    m_addon = viz;
+  }
+
+  g_graphicsContext.ApplyStateBlock();
+  VerifyGLState();
+}
+
+void CGUIRenderingControl::UpdateVisibility(const CGUIListItem *item)
+{
+  // if made invisible, start timer, only free addonptr after
+  // some period, configurable by window class
+  CGUIControl::UpdateVisibility(item);
+  if (!IsVisible() && m_addon)
+    FreeResources();
+}
+
+void CGUIRenderingControl::Render()
+{
+  CSingleLock lock(m_rendering);
+  if (m_addon)
+  {
+    // set the viewport - note: We currently don't have any control over how
+    // the addon renders, so the best we can do is attempt to define
+    // a viewport??
+    g_graphicsContext.SetViewPort(m_posX, m_posY, m_width, m_height);
+    g_graphicsContext.CaptureStateBlock();
+    m_addon->Render();
+    g_graphicsContext.ApplyStateBlock();
+    g_graphicsContext.RestoreViewPort();
+  }
+
+  CGUIControl::Render();
+}
+
+void CGUIRenderingControl::FreeResources()
+{
+  if (!m_addon) return;
+
+  CSingleLock lock(m_rendering);
+  g_graphicsContext.CaptureStateBlock(); //TODO locking
+  m_addon->Stop();
+  g_graphicsContext.ApplyStateBlock();
+  m_addon.reset();
+}
+
+bool CGUIRenderingControl::CanFocusFromPoint(const CPoint &point) const
+{ // mouse is allowed to focus this control, but it doesn't actually receive focus
+  return IsVisible() && HitTest(point);
+}