/* FUNCTION: ViewBook :: DragDropImage
ARGUMENTS: texture_id
mouse_x
mouse_y
RETURN: true if source ownership acquired
DESCRIPTION: Hook function called when user drags/drops image to app window
*/
bool ViewBook :: SurfaceUpdate(MediaSource *source, float mouse_x, float mouse_y)
{
Paper::TEXTURE_SIDE side = Paper::UNASSIGNED_TEXTURE;
Paper *page = GetPage(mouse_x, mouse_y, (int *)&side);
LockGL();
int index = -1;
if (page == fPages[PAGE_LEFT])
index = 0;
else if (page == fPages[PAGE_RIGHT])
index = 3;
else if (page == fPages[PAGE_MIDDLE])
{
if (side == Paper::FRONT_TEXTURE)
index = 1;
else if (side == Paper::BACK_TEXTURE)
index = 2;
}
if (index >= 0)
{
if (fMediaSources[index] != GetDefaultMediaSource())
delete fMediaSources[index];
}
page->SetMediaSource(side, source);
fMediaSources[index] = source;
UnlockGL();
return true;
}
