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Font: Added io.FontDefault in ImGuiIO structure to make it easier to change default font from third-party or demo code

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This commit is contained in:
ocornut
2016-11-06 21:50:18 +01:00
parent 357167f917
commit b376b68326
3 changed files with 16 additions and 5 deletions
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15
imgui.cpp
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@ -658,6 +658,7 @@ static float GetDraggedColumnOffset(int column_index);
static bool IsKeyPressedMap(ImGuiKey key, bool repeat = true);
static ImFont* GetDefaultFont();
static void SetCurrentFont(ImFont* font);
static void SetCurrentWindow(ImGuiWindow* window);
static void SetWindowScrollY(ImGuiWindow* window, float new_scroll_y);
@ -809,6 +810,7 @@ ImGuiIO::ImGuiIO()
LogFilename = "imgui_log.txt";
Fonts = &GImDefaultFontAtlas;
FontGlobalScale = 1.0f;
FontDefault = NULL;
DisplayFramebufferScale = ImVec2(1.0f, 1.0f);
MousePos = ImVec2(-1,-1);
MousePosPrev = ImVec2(-1,-1);
@ -2106,7 +2108,8 @@ void ImGui::NewFrame()
g.Initialized = true;
}
SetCurrentFont(g.IO.Fonts->Fonts[0]);
SetCurrentFont(GetDefaultFont());
IM_ASSERT(g.Font->IsLoaded());
g.Time += g.IO.DeltaTime;
g.FrameCount += 1;
@ -4586,6 +4589,12 @@ float ImGui::CalcItemWidth()
return w;
}
static ImFont* GetDefaultFont()
{
ImGuiContext& g = *GImGui;
return g.IO.FontDefault ? g.IO.FontDefault : g.IO.Fonts->Fonts[0];
}
static void SetCurrentFont(ImFont* font)
{
ImGuiContext& g = *GImGui;
@ -4601,7 +4610,7 @@ void ImGui::PushFont(ImFont* font)
{
ImGuiContext& g = *GImGui;
if (!font)
font = g.IO.Fonts->Fonts[0];
font = GetDefaultFont();
SetCurrentFont(font);
g.FontStack.push_back(font);
g.CurrentWindow->DrawList->PushTextureID(font->ContainerAtlas->TexID);
@ -4612,7 +4621,7 @@ void ImGui::PopFont()
ImGuiContext& g = *GImGui;
g.CurrentWindow->DrawList->PopTextureID();
g.FontStack.pop_back();
SetCurrentFont(g.FontStack.empty() ? g.IO.Fonts->Fonts[0] : g.FontStack.back());
SetCurrentFont(g.FontStack.empty() ? GetDefaultFont() : g.FontStack.back());
}
void ImGui::PushAllowKeyboardFocus(bool allow_keyboard_focus)