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Add size limits and aspect ratio functions

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Fixes #555.
This commit is contained in:
Camilla Berglund
2014-02-13 02:57:59 +01:00
parent 8e062afdd8
commit d84772d620
13 changed files with 399 additions and 13 deletions
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src/x11_window.c
+55
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@@ -1632,6 +1632,61 @@ void _glfwPlatformSetWindowSize(_GLFWwindow* window, int width, int height)
XFlush(_glfw.x11.display);
}
void _glfwPlatformSetWindowSizeLimits(_GLFWwindow* window,
int minwidth, int minheight,
int maxwidth, int maxheight)
{
long supplied;
XSizeHints* hints = XAllocSizeHints();
if (XGetWMNormalHints(_glfw.x11.display, window->x11.handle, hints, &supplied))
{
if (minwidth == GLFW_DONT_CARE || minwidth == GLFW_DONT_CARE)
hints->flags &= ~PMinSize;
else
{
hints->flags |= PMinSize;
hints->min_width = minwidth;
hints->min_height = minheight;
}
if (maxwidth == GLFW_DONT_CARE || maxwidth == GLFW_DONT_CARE)
hints->flags &= ~PMaxSize;
else
{
hints->flags |= PMaxSize;
hints->max_width = maxwidth;
hints->max_height = maxheight;
}
XSetWMNormalHints(_glfw.x11.display, window->x11.handle, hints);
}
XFree(hints);
}
void _glfwPlatformSetWindowAspectRatio(_GLFWwindow* window, int numer, int denom)
{
long supplied;
XSizeHints* hints = XAllocSizeHints();
if (XGetWMNormalHints(_glfw.x11.display, window->x11.handle, hints, &supplied))
{
if (numer == GLFW_DONT_CARE || denom == GLFW_DONT_CARE)
hints->flags &= ~PAspect;
else
{
hints->flags |= PAspect;
hints->min_aspect.x = hints->max_aspect.x = numer;
hints->min_aspect.y = hints->max_aspect.y = denom;
}
XSetWMNormalHints(_glfw.x11.display, window->x11.handle, hints);
}
XFree(hints);
}
void _glfwPlatformGetFramebufferSize(_GLFWwindow* window, int* width, int* height)
{
_glfwPlatformGetWindowSize(window, width, height);