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OSX: Various tweaks to imgui_impl_osx courtesy of @warrenm + fix NewFrame position which has been moved recently master. (#1873)

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This commit is contained in:
omar 2018-07-04 13:24:16 +02:00
parent 0d7e779b37
commit deb7aa29cd
3 changed files with 18 additions and 17 deletions
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1
examples/example_osx_opengl2/main.mm
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@ -42,6 +42,7 @@
{ {
ImGui_ImplOpenGL2_NewFrame(); ImGui_ImplOpenGL2_NewFrame();
ImGui_ImplOSX_NewFrame(self); ImGui_ImplOSX_NewFrame(self);
ImGui::NewFrame();
// Global data for the demo // Global data for the demo
static bool show_demo_window = true; static bool show_demo_window = true;

8
examples/imgui_impl_osx.h
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@ -1,11 +1,11 @@
// ImGui Platform Binding for: OSX / Cocoa // ImGui Platform Binding for: OSX / Cocoa
// This needs to be used along with a Renderer (e.g. OpenGL2, OpenGL3, Vulkan..) // This needs to be used along with a Renderer (e.g. OpenGL2, OpenGL3, Vulkan, Metal..)
@class NSEvent; @class NSEvent;
@class NSOpenGLView; @class NSVew;
// FIXME-OSX: Try replacing with NSView // FIXME-OSX: Try replacing with NSView
IMGUI_API bool ImGui_ImplOSX_Init(); IMGUI_API bool ImGui_ImplOSX_Init();
IMGUI_API void ImGui_ImplOSX_Shutdown(); IMGUI_API void ImGui_ImplOSX_Shutdown();
IMGUI_API void ImGui_ImplOSX_NewFrame(NSOpenGLView* view); IMGUI_API void ImGui_ImplOSX_NewFrame(NSView *_Nonnull view);
IMGUI_API bool ImGui_ImplOSX_HandleEvent(NSEvent* event); IMGUI_API bool ImGui_ImplOSX_HandleEvent(NSEvent *_Nonnull event, NSView *_Nullable view);

26
examples/imgui_impl_osx.mm
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@ -1,5 +1,5 @@
// ImGui Platform Binding for: OSX / Cocoa // ImGui Platform Binding for: OSX / Cocoa
// This needs to be used along with a Renderer (e.g. OpenGL2, OpenGL3, Vulkan..) // This needs to be used along with a Renderer (e.g. OpenGL2, OpenGL3, Vulkan, Metal..)
// Issues: // Issues:
// [ ] Platform: Keys are all generally very broken. Best using [event keycode] and not [event characters].. // [ ] Platform: Keys are all generally very broken. Best using [event keycode] and not [event characters]..
@ -85,7 +85,7 @@ void ImGui_ImplOSX_Shutdown()
{ {
} }
void ImGui_ImplOSX_NewFrame(NSOpenGLView* view) void ImGui_ImplOSX_NewFrame(NSView* view)
{ {
// Setup display size // Setup display size
ImGuiIO& io = ImGui::GetIO(); ImGuiIO& io = ImGui::GetIO();
@ -99,14 +99,6 @@ void ImGui_ImplOSX_NewFrame(NSOpenGLView* view)
clock_t current_time = clock(); clock_t current_time = clock();
io.DeltaTime = (double)(current_time - g_Time) / CLOCKS_PER_SEC; io.DeltaTime = (double)(current_time - g_Time) / CLOCKS_PER_SEC;
g_Time = current_time; g_Time = current_time;
NSWindow* main_window = [view window];
NSPoint mouse_pos = [main_window mouseLocationOutsideOfEventStream];
mouse_pos = [view convertPoint:mouse_pos fromView:nil];
io.MousePos = ImVec2(mouse_pos.x, mouse_pos.y - 1);
// Start the frame. This call will update the io.WantCaptureMouse, io.WantCaptureKeyboard flag that you can use to dispatch inputs (or not) to your application.
ImGui::NewFrame();
} }
static int mapCharacterToKey(int c) static int mapCharacterToKey(int c)
@ -129,11 +121,11 @@ static void resetKeys()
io.KeysDown[n] = false; io.KeysDown[n] = false;
} }
bool ImGui_ImplOSX_HandleEvent(NSEvent* event) bool ImGui_ImplOSX_HandleEvent(NSEvent* event, NSView* view)
{ {
ImGuiIO& io = ImGui::GetIO(); ImGuiIO& io = ImGui::GetIO();
if (event.type == NSEventTypeLeftMouseDown) if (event.type == NSEventTypeLeftMouseDown || event.type == NSEventTypeRightMouseDown || event.type == NSEventTypeOtherMouseDown)
{ {
int button = (int)[event buttonNumber]; int button = (int)[event buttonNumber];
if (button >= 0 && button < IM_ARRAYSIZE(io.MouseDown)) if (button >= 0 && button < IM_ARRAYSIZE(io.MouseDown))
@ -141,7 +133,7 @@ bool ImGui_ImplOSX_HandleEvent(NSEvent* event)
return io.WantCaptureMouse; return io.WantCaptureMouse;
} }
if (event.type == NSEventTypeLeftMouseUp) if (event.type == NSEventTypeLeftMouseUp || event.type == NSEventTypeRightMouseUp || event.type == NSEventTypeOtherMouseUp)
{ {
int button = (int)[event buttonNumber]; int button = (int)[event buttonNumber];
if (button >= 0 && button < IM_ARRAYSIZE(io.MouseDown)) if (button >= 0 && button < IM_ARRAYSIZE(io.MouseDown))
@ -149,6 +141,14 @@ bool ImGui_ImplOSX_HandleEvent(NSEvent* event)
return io.WantCaptureMouse; return io.WantCaptureMouse;
} }
if (event.type == NSEventTypeMouseMoved || event.type == NSEventTypeLeftMouseDragged)
{
NSPoint mousePoint = event.locationInWindow;
mousePoint = [view convertPoint:mousePoint fromView:nil];
mousePoint = NSMakePoint(mousePoint.x, view.bounds.size.height - mousePoint.y);
io.MousePos = ImVec2(mousePoint.x, mousePoint.y);
}
if (event.type == NSEventTypeScrollWheel) if (event.type == NSEventTypeScrollWheel)
{ {
double wheel_dx = 0.0; double wheel_dx = 0.0;