Use ImDrawList::_SetTexture(), making our shared g.FontStack[] authoritative against window-local ImDrawList. - Whereas ImDrawList::PushTexture()/PopTexture() is not to be used across Begin() calls. - Note that we don't propagate current texture id when e.g. Begin()-ing into a new window, we never really did... - Some code paths never really fully worked with multiple atlas textures. - The right-i
| 9661 | // because we have a concrete need and a test bed for multiple atlas textures. |
| 9662 | // FIXME-NEWATLAS-V2: perhaps we can now leverage ImFontAtlasUpdateDrawListsTextures() ? |
| 9663 | void ImGui::SetCurrentFont(ImFont* font, float font_size_before_scaling, float font_size_after_scaling) |
| 9664 | { |
| 9665 | ImGuiContext& g = *GImGui; |
| 9666 | g.Font = font; |
| 9667 | g.FontSizeBase = font_size_before_scaling; |
| 9668 | UpdateCurrentFontSize(font_size_after_scaling); |
| 9669 | |
| 9670 | if (font != NULL) |
| 9671 | { |
| 9672 | IM_ASSERT(font && font->IsLoaded()); // Font Atlas not created. Did you call io.Fonts->GetTexDataAsRGBA32 / GetTexDataAsAlpha8 ? |
| 9673 | #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS |
| 9674 | IM_ASSERT(font->Scale > 0.0f); |
| 9675 | #endif |
| 9676 | ImFontAtlas* atlas = font->OwnerAtlas; |
| 9677 | g.DrawListSharedData.FontAtlas = atlas; |
| 9678 | g.DrawListSharedData.Font = font; |
| 9679 | ImFontAtlasUpdateDrawListsSharedData(atlas); |
| 9680 | if (g.CurrentWindow != NULL) |
| 9681 | g.CurrentWindow->DrawList->_SetTexture(atlas->TexRef); |
| 9682 | } |
| 9683 | } |
| 9684 | |
| 9685 | void ImGui::UpdateCurrentFontSize(float restore_font_size_after_scaling) |
| 9686 | { |
nothing calls this directly
no test coverage detected