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Shallow tidying up ctrl+wheel scaling code in NewFrame()

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This commit is contained in:
ocornut 2016-07-30 10:26:57 +02:00
parent 20a0fde012
commit 4735802096
1 changed files with 11 additions and 14 deletions
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25
imgui.cpp
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@ -2733,23 +2733,20 @@ void ImGui::NewFrame()
if (g.HoveredWindow && g.IO.MouseWheel != 0.0f && !g.HoveredWindow->Collapsed)
{
ImGuiWindow* window = g.HoveredWindow;
if (g.IO.KeyCtrl)
if (g.IO.KeyCtrl && g.IO.FontAllowUserScaling)
{
if (g.IO.FontAllowUserScaling)
{
// Zoom / Scale window
float new_font_scale = ImClamp(window->FontWindowScale + g.IO.MouseWheel * 0.10f, 0.50f, 2.50f);
float scale = new_font_scale / window->FontWindowScale;
window->FontWindowScale = new_font_scale;
// Zoom / Scale window
const float new_font_scale = ImClamp(window->FontWindowScale + g.IO.MouseWheel * 0.10f, 0.50f, 2.50f);
const float scale = new_font_scale / window->FontWindowScale;
window->FontWindowScale = new_font_scale;
const ImVec2 offset = window->Size * (1.0f - scale) * (g.IO.MousePos - window->Pos) / window->Size;
window->Pos += offset;
window->PosFloat += offset;
window->Size *= scale;
window->SizeFull *= scale;
}
const ImVec2 offset = window->Size * (1.0f - scale) * (g.IO.MousePos - window->Pos) / window->Size;
window->Pos += offset;
window->PosFloat += offset;
window->Size *= scale;
window->SizeFull *= scale;
}
else if (!(window->Flags & ImGuiWindowFlags_NoScrollWithMouse))
else if (!g.IO.KeyCtrl && !(window->Flags & ImGuiWindowFlags_NoScrollWithMouse))
{
// Scroll
const int scroll_lines = (window->Flags & ImGuiWindowFlags_ComboBox) ? 3 : 5;