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Add glfwSetWindowContentScaleCallback

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Related to #677.
Related to #1115.
This commit is contained in:
Camilla Löwy
2017-12-11 21:26:40 +01:00
parent 1034b6e0db
commit 370eac3c48
10 changed files with 120 additions and 3 deletions
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43
include/GLFW/glfw3.h
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@@ -1278,6 +1278,24 @@ typedef void (* GLFWwindowmaximizefun)(GLFWwindow*,int);
*/
typedef void (* GLFWframebuffersizefun)(GLFWwindow*,int,int);
/*! @brief The function signature for window content scale callbacks.
*
* This is the function signature for window content scale callback
* functions.
*
* @param[in] window The window whose content scale changed.
* @param[in] xscale The new x-axis content scale of the window.
* @param[in] yscale The new y-axis content scale of the window.
*
* @sa @ref window_scale
* @sa @ref glfwSetWindowContentScaleCallback
*
* @since Added in version 3.3.
*
* @ingroup window
*/
typedef void (* GLFWwindowcontentscalefun)(GLFWwindow*,float,float);
/*! @brief The function signature for mouse button callbacks.
*
* This is the function signature for mouse button callback functions.
@@ -2913,6 +2931,7 @@ GLFWAPI void glfwGetWindowFrameSize(GLFWwindow* window, int* left, int* top, int
* @thread_safety This function must only be called from the main thread.
*
* @sa @ref window_scale
* @sa @ref glfwSetWindowContentScaleCallback
* @sa @ref glfwGetMonitorContentScale
*
* @since Added in version 3.3.
@@ -3575,6 +3594,30 @@ GLFWAPI GLFWwindowmaximizefun glfwSetWindowMaximizeCallback(GLFWwindow* window,
*/
GLFWAPI GLFWframebuffersizefun glfwSetFramebufferSizeCallback(GLFWwindow* window, GLFWframebuffersizefun cbfun);
/*! @brief Sets the window content scale callback for the specified window.
*
* This function sets the window content scale callback of the specified window,
* which is called when the content scale of the specified window changes.
*
* @param[in] window The window whose callback to set.
* @param[in] cbfun The new callback, or `NULL` to remove the currently set
* callback.
* @return The previously set callback, or `NULL` if no callback was set or the
* library had not been [initialized](@ref intro_init).
*
* @errors Possible errors include @ref GLFW_NOT_INITIALIZED.
*
* @thread_safety This function must only be called from the main thread.
*
* @sa @ref window_scale
* @sa @ref glfwGetWindowContentScale
*
* @since Added in version 3.3.
*
* @ingroup window
*/
GLFWAPI GLFWwindowcontentscalefun glfwSetWindowContentScaleCallback(GLFWwindow* window, GLFWwindowcontentscalefun cbfun);
/*! @brief Processes all pending events.
*
* This function processes only those events that are already in the event