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Begin: Handle manual resize (grip, border, gamepad) before setting up window DrawList main clipping rectangle. Sane (and required for viewport code). (#822, #1542)

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This commit is contained in:
omar 2018-01-11 23:17:34 +01:00
parent 6a1011cf53
commit 5e9ae92ae9
1 changed files with 9 additions and 11 deletions
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20
imgui.cpp
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@ -677,7 +677,7 @@ static bool DataTypeApplyOpFromText(const char* buf, const char* ini
namespace ImGui
{
static void UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, ImU32 resize_grip_col[4]);
static void UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4]);
static void FocusFrontMostActiveWindow(ImGuiWindow* ignore_window);
}
@ -4338,14 +4338,13 @@ static ImRect GetBorderRect(ImGuiWindow* window, int border_n, float perp_paddin
}
// Handle resize for: Resize Grips, Borders, Gamepad
static void ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, ImU32 resize_grip_col[4])
static void ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4])
{
ImGuiContext& g = *GImGui;
ImGuiWindowFlags flags = window->Flags;
if ((flags & ImGuiWindowFlags_NoResize) || (flags & ImGuiWindowFlags_AlwaysAutoResize) || window->AutoFitFramesX > 0 || window->AutoFitFramesY > 0)
return;
const int resize_grip_count = (flags & ImGuiWindowFlags_ResizeFromAnySide) ? 2 : 1; // 4
const int resize_border_count = (flags & ImGuiWindowFlags_ResizeFromAnySide) ? 4 : 0;
const float grip_draw_size = (float)(int)ImMax(g.FontSize * 1.35f, window->WindowRounding + 1.0f + g.FontSize * 0.2f);
const float grip_hover_size = (float)(int)(grip_draw_size * 0.75f);
@ -4746,6 +4745,13 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
if (!(flags & (ImGuiWindowFlags_ChildWindow | ImGuiWindowFlags_Tooltip)) || (flags & ImGuiWindowFlags_Popup))
want_focus = true;
// Handle manual resize: Resize Grips, Borders, Gamepad
int border_held = -1;
ImU32 resize_grip_col[4] = { 0 };
const int resize_grip_count = (flags & ImGuiWindowFlags_ResizeFromAnySide) ? 2 : 1; // 4
const float grip_draw_size = (float)(int)ImMax(g.FontSize * 1.35f, window->WindowRounding + 1.0f + g.FontSize * 0.2f);
UpdateManualResize(window, size_auto_fit, &border_held, resize_grip_count, &resize_grip_col[0]);
// DRAWING
// Setup draw list and outer clipping rectangle
@ -4776,14 +4782,6 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
}
else
{
// Handle resize for: Resize Grips, Borders, Gamepad
int border_held = -1;
ImU32 resize_grip_col[4] = { 0 };
const int resize_grip_count = (flags & ImGuiWindowFlags_ResizeFromAnySide) ? 2 : 1; // 4
const float grip_draw_size = (float)(int)ImMax(g.FontSize * 1.35f, window->WindowRounding + 1.0f + g.FontSize * 0.2f);
UpdateManualResize(window, size_auto_fit, &border_held, &resize_grip_col[0]);
title_bar_rect = window->TitleBarRect();
// Window background, Default Alpha
ImU32 bg_col = GetColorU32(GetWindowBgColorIdxFromFlags(flags));
window->DrawList->AddRectFilled(window->Pos+ImVec2(0,window->TitleBarHeight()), window->Pos+window->Size, bg_col, window_rounding, (flags & ImGuiWindowFlags_NoTitleBar) ? ImDrawCornerFlags_All : ImDrawCornerFlags_Bot);