Added commentary about ContentRegion functions. Added internal GetContentRegionMaxScreen() to facilitate internal code at the moment.

This commit is contained in:
omar
2019-04-18 14:10:01 +02:00
parent 9d4a893a77
commit f355a40367
4 changed files with 30 additions and 16 deletions

17
imgui.h
View File

@ -261,18 +261,12 @@ namespace ImGui
IMGUI_API bool IsWindowFocused(ImGuiFocusedFlags flags=0); // is current window focused? or its root/child, depending on flags. see flags for options.
IMGUI_API bool IsWindowHovered(ImGuiHoveredFlags flags=0); // is current window hovered (and typically: not blocked by a popup/modal)? see flags for options. NB: If you are trying to check whether your mouse should be dispatched to imgui or to your app, you should use the 'io.WantCaptureMouse' boolean for that! Please read the FAQ!
IMGUI_API ImDrawList* GetWindowDrawList(); // get draw list associated to the current window, to append your own drawing primitives
IMGUI_API ImVec2 GetWindowPos(); // get current window position in screen space (useful if you want to do your own drawing via the DrawList API)
IMGUI_API ImVec2 GetWindowSize(); // get current window size
IMGUI_API float GetWindowWidth(); // get current window width (shortcut for GetWindowSize().x)
IMGUI_API float GetWindowHeight(); // get current window height (shortcut for GetWindowSize().y)
IMGUI_API ImVec2 GetContentRegionMax(); // current content boundaries (typically window boundaries including scrolling, or current column boundaries), in windows coordinates
IMGUI_API ImVec2 GetContentRegionAvail(); // == GetContentRegionMax() - GetCursorPos()
IMGUI_API float GetContentRegionAvailWidth(); // == GetContentRegionAvail().x
IMGUI_API ImVec2 GetWindowContentRegionMin(); // content boundaries min (roughly (0,0)-Scroll), in window coordinates
IMGUI_API ImVec2 GetWindowContentRegionMax(); // content boundaries max (roughly (0,0)+Size-Scroll) where Size can be override with SetNextWindowContentSize(), in window coordinates
IMGUI_API float GetWindowContentRegionWidth(); //
// Prefer using SetNextXXX functions (before Begin) rather that SetXXX functions (after Begin).
IMGUI_API void SetNextWindowPos(const ImVec2& pos, ImGuiCond cond = 0, const ImVec2& pivot = ImVec2(0,0)); // set next window position. call before Begin(). use pivot=(0.5f,0.5f) to center on given point, etc.
IMGUI_API void SetNextWindowSize(const ImVec2& size, ImGuiCond cond = 0); // set next window size. set axis to 0.0f to force an auto-fit on this axis. call before Begin()
IMGUI_API void SetNextWindowSizeConstraints(const ImVec2& size_min, const ImVec2& size_max, ImGuiSizeCallback custom_callback = NULL, void* custom_callback_data = NULL); // set next window size limits. use -1,-1 on either X/Y axis to preserve the current size. Use callback to apply non-trivial programmatic constraints.
@ -290,6 +284,15 @@ namespace ImGui
IMGUI_API void SetWindowCollapsed(const char* name, bool collapsed, ImGuiCond cond = 0); // set named window collapsed state
IMGUI_API void SetWindowFocus(const char* name); // set named window to be focused / front-most. use NULL to remove focus.
// Content region
// - Those functions are bound to be redesigned soon (they are confusing, incomplete and return values in local window coordinates which increases confusion)
IMGUI_API ImVec2 GetContentRegionMax(); // current content boundaries (typically window boundaries including scrolling, or current column boundaries), in windows coordinates
IMGUI_API ImVec2 GetContentRegionAvail(); // == GetContentRegionMax() - GetCursorPos()
IMGUI_API float GetContentRegionAvailWidth(); // == GetContentRegionAvail().x
IMGUI_API ImVec2 GetWindowContentRegionMin(); // content boundaries min (roughly (0,0)-Scroll), in window coordinates
IMGUI_API ImVec2 GetWindowContentRegionMax(); // content boundaries max (roughly (0,0)+Size-Scroll) where Size can be override with SetNextWindowContentSize(), in window coordinates
IMGUI_API float GetWindowContentRegionWidth(); //
// Windows Scrolling
IMGUI_API float GetScrollX(); // get scrolling amount [0..GetScrollMaxX()]
IMGUI_API float GetScrollY(); // get scrolling amount [0..GetScrollMaxY()]