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Internals: Added drawlist and color arg to RenderArrow(), RenderBullet(). Reordered args for RenderPixelEllipsis.

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omar 2019-05-20 11:45:32 +02:00
parent 32ab0a82d6
commit afa3978ff6
4 changed files with 43 additions and 36 deletions
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17
imgui.cpp
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@ -2445,13 +2445,11 @@ void ImGui::RenderFrameBorder(ImVec2 p_min, ImVec2 p_max, float rounding)
} }
// Render an arrow aimed to be aligned with text (p_min is a position in the same space text would be positioned). To e.g. denote expanded/collapsed state // Render an arrow aimed to be aligned with text (p_min is a position in the same space text would be positioned). To e.g. denote expanded/collapsed state
void ImGui::RenderArrow(ImVec2 p_min, ImGuiDir dir, float scale) void ImGui::RenderArrow(ImDrawList* draw_list, ImVec2 pos, ImU32 col, ImGuiDir dir, float scale)
{ {
ImGuiContext& g = *GImGui; const float h = draw_list->_Data->FontSize * 1.00f;
const float h = g.FontSize * 1.00f;
float r = h * 0.40f * scale; float r = h * 0.40f * scale;
ImVec2 center = p_min + ImVec2(h * 0.50f, h * 0.50f * scale); ImVec2 center = pos + ImVec2(h * 0.50f, h * 0.50f * scale);
ImVec2 a, b, c; ImVec2 a, b, c;
switch (dir) switch (dir)
@ -2475,15 +2473,12 @@ void ImGui::RenderArrow(ImVec2 p_min, ImGuiDir dir, float scale)
IM_ASSERT(0); IM_ASSERT(0);
break; break;
} }
draw_list->AddTriangleFilled(center + a, center + b, center + c, col);
g.CurrentWindow->DrawList->AddTriangleFilled(center + a, center + b, center + c, GetColorU32(ImGuiCol_Text));
} }
void ImGui::RenderBullet(ImVec2 pos) void ImGui::RenderBullet(ImDrawList* draw_list, ImVec2 pos, ImU32 col)
{ {
ImGuiContext& g = *GImGui; draw_list->AddCircleFilled(pos, draw_list->_Data->FontSize * 0.20f, col, 8);
ImGuiWindow* window = g.CurrentWindow;
window->DrawList->AddCircleFilled(pos, g.FontSize*0.20f, GetColorU32(ImGuiCol_Text), 8);
} }
void ImGui::RenderCheckMark(ImVec2 pos, ImU32 col, float sz) void ImGui::RenderCheckMark(ImVec2 pos, ImU32 col, float sz)

2
imgui_draw.cpp
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@ -3123,7 +3123,7 @@ void ImGui::RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, Im
// FIXME: Rendering an ellipsis "..." is a surprisingly tricky problem for us... we cannot rely on font glyph having it, // FIXME: Rendering an ellipsis "..." is a surprisingly tricky problem for us... we cannot rely on font glyph having it,
// and regular dot are typically too wide. If we render a dot/shape ourselves it comes with the risk that it wouldn't match // and regular dot are typically too wide. If we render a dot/shape ourselves it comes with the risk that it wouldn't match
// the boldness or positioning of what the font uses... // the boldness or positioning of what the font uses...
void ImGui::RenderPixelEllipsis(ImDrawList* draw_list, ImVec2 pos, int count, ImU32 col) void ImGui::RenderPixelEllipsis(ImDrawList* draw_list, ImVec2 pos, ImU32 col, int count)
{ {
ImFont* font = draw_list->_Data->Font; ImFont* font = draw_list->_Data->Font;
const float font_scale = draw_list->_Data->FontSize / font->FontSize; const float font_scale = draw_list->_Data->FontSize / font->FontSize;

12
imgui_internal.h
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@ -1578,18 +1578,24 @@ namespace ImGui
IMGUI_API void RenderFrame(ImVec2 p_min, ImVec2 p_max, ImU32 fill_col, bool border = true, float rounding = 0.0f); IMGUI_API void RenderFrame(ImVec2 p_min, ImVec2 p_max, ImU32 fill_col, bool border = true, float rounding = 0.0f);
IMGUI_API void RenderFrameBorder(ImVec2 p_min, ImVec2 p_max, float rounding = 0.0f); IMGUI_API void RenderFrameBorder(ImVec2 p_min, ImVec2 p_max, float rounding = 0.0f);
IMGUI_API void RenderColorRectWithAlphaCheckerboard(ImVec2 p_min, ImVec2 p_max, ImU32 fill_col, float grid_step, ImVec2 grid_off, float rounding = 0.0f, int rounding_corners_flags = ~0); IMGUI_API void RenderColorRectWithAlphaCheckerboard(ImVec2 p_min, ImVec2 p_max, ImU32 fill_col, float grid_step, ImVec2 grid_off, float rounding = 0.0f, int rounding_corners_flags = ~0);
IMGUI_API void RenderArrow(ImVec2 pos, ImGuiDir dir, float scale = 1.0f);
IMGUI_API void RenderBullet(ImVec2 pos);
IMGUI_API void RenderCheckMark(ImVec2 pos, ImU32 col, float sz); IMGUI_API void RenderCheckMark(ImVec2 pos, ImU32 col, float sz);
IMGUI_API void RenderNavHighlight(const ImRect& bb, ImGuiID id, ImGuiNavHighlightFlags flags = ImGuiNavHighlightFlags_TypeDefault); // Navigation highlight IMGUI_API void RenderNavHighlight(const ImRect& bb, ImGuiID id, ImGuiNavHighlightFlags flags = ImGuiNavHighlightFlags_TypeDefault); // Navigation highlight
IMGUI_API const char* FindRenderedTextEnd(const char* text, const char* text_end = NULL); // Find the optional ## from which we stop displaying text. IMGUI_API const char* FindRenderedTextEnd(const char* text, const char* text_end = NULL); // Find the optional ## from which we stop displaying text.
IMGUI_API void LogRenderedText(const ImVec2* ref_pos, const char* text, const char* text_end = NULL); IMGUI_API void LogRenderedText(const ImVec2* ref_pos, const char* text, const char* text_end = NULL);
// Render helpers (those functions don't access any ImGui state!) // Render helpers (those functions don't access any ImGui state!)
IMGUI_API void RenderArrow(ImDrawList* draw_list, ImVec2 pos, ImU32 col, ImGuiDir dir, float scale = 1.0f);
IMGUI_API void RenderBullet(ImDrawList* draw_list, ImVec2 pos, ImU32 col);
IMGUI_API void RenderMouseCursor(ImDrawList* draw_list, ImVec2 pos, float scale, ImGuiMouseCursor mouse_cursor = ImGuiMouseCursor_Arrow); IMGUI_API void RenderMouseCursor(ImDrawList* draw_list, ImVec2 pos, float scale, ImGuiMouseCursor mouse_cursor = ImGuiMouseCursor_Arrow);
IMGUI_API void RenderArrowPointingAt(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col); IMGUI_API void RenderArrowPointingAt(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col);
IMGUI_API void RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, ImU32 col, float x_start_norm, float x_end_norm, float rounding); IMGUI_API void RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, ImU32 col, float x_start_norm, float x_end_norm, float rounding);
IMGUI_API void RenderPixelEllipsis(ImDrawList* draw_list, ImVec2 pos, int count, ImU32 col); IMGUI_API void RenderPixelEllipsis(ImDrawList* draw_list, ImVec2 pos, ImU32 col, int count);
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
// 2019/06/07: Updating prototypes of some of the internal functions. Leaving those for reference for a short while.
inline void RenderArrow(ImVec2 pos, ImGuiDir dir, float scale=1.0f) { ImGuiWindow* window = GetCurrentWindow(); RenderArrow(window->DrawList, pos, GetColorU32(ImGuiCol_Text), dir, scale); }
inline void RenderBullet(ImVec2 pos) { ImGuiWindow* window = GetCurrentWindow(); RenderBullet(window->DrawList, pos, GetColorU32(ImGuiCol_Text)); }
#endif
// Widgets // Widgets
IMGUI_API void TextEx(const char* text, const char* text_end = NULL, ImGuiTextFlags flags = 0); IMGUI_API void TextEx(const char* text, const char* text_end = NULL, ImGuiTextFlags flags = 0);

48
imgui_widgets.cpp
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@ -366,7 +366,8 @@ void ImGui::BulletTextV(const char* fmt, va_list args)
return; return;
// Render // Render
RenderBullet(bb.Min + ImVec2(style.FramePadding.x + g.FontSize*0.5f, line_height*0.5f)); ImU32 text_col = GetColorU32(ImGuiCol_Text);
RenderBullet(window->DrawList, bb.Min + ImVec2(style.FramePadding.x + g.FontSize*0.5f, line_height*0.5f), text_col);
RenderText(bb.Min+ImVec2(g.FontSize + style.FramePadding.x*2, text_base_offset_y), text_begin, text_end, false); RenderText(bb.Min+ImVec2(g.FontSize + style.FramePadding.x*2, text_base_offset_y), text_begin, text_end, false);
} }
@ -703,10 +704,11 @@ bool ImGui::ArrowButtonEx(const char* str_id, ImGuiDir dir, ImVec2 size, ImGuiBu
bool pressed = ButtonBehavior(bb, id, &hovered, &held, flags); bool pressed = ButtonBehavior(bb, id, &hovered, &held, flags);
// Render // Render
const ImU32 col = GetColorU32((held && hovered) ? ImGuiCol_ButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button); const ImU32 bg_col = GetColorU32((held && hovered) ? ImGuiCol_ButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button);
const ImU32 text_col = GetColorU32(ImGuiCol_Text);
RenderNavHighlight(bb, id); RenderNavHighlight(bb, id);
RenderFrame(bb.Min, bb.Max, col, true, g.Style.FrameRounding); RenderFrame(bb.Min, bb.Max, bg_col, true, g.Style.FrameRounding);
RenderArrow(bb.Min + ImVec2(ImMax(0.0f, (size.x - g.FontSize) * 0.5f), ImMax(0.0f, (size.y - g.FontSize) * 0.5f)), dir); RenderArrow(window->DrawList, bb.Min + ImVec2(ImMax(0.0f, (size.x - g.FontSize) * 0.5f), ImMax(0.0f, (size.y - g.FontSize) * 0.5f)), text_col, dir);
return pressed; return pressed;
} }
@ -759,11 +761,12 @@ bool ImGui::CollapseButton(ImGuiID id, const ImVec2& pos)
bool pressed = ButtonBehavior(bb, id, &hovered, &held, ImGuiButtonFlags_None); bool pressed = ButtonBehavior(bb, id, &hovered, &held, ImGuiButtonFlags_None);
// Render // Render
ImU32 col = GetColorU32((held && hovered) ? ImGuiCol_ButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button); ImU32 bg_col = GetColorU32((held && hovered) ? ImGuiCol_ButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button);
ImU32 text_col = GetColorU32(ImGuiCol_Text);
ImVec2 center = bb.GetCenter(); ImVec2 center = bb.GetCenter();
if (hovered || held) if (hovered || held)
window->DrawList->AddCircleFilled(center/* + ImVec2(0.0f, -0.5f)*/, g.FontSize * 0.5f + 1.0f, col, 12); window->DrawList->AddCircleFilled(center/*+ ImVec2(0.0f, -0.5f)*/, g.FontSize * 0.5f + 1.0f, bg_col, 12);
RenderArrow(bb.Min + g.Style.FramePadding, window->Collapsed ? ImGuiDir_Right : ImGuiDir_Down, 1.0f); RenderArrow(window->DrawList, bb.Min + g.Style.FramePadding, text_col, window->Collapsed ? ImGuiDir_Right : ImGuiDir_Down, 1.0f);
// Switch to moving the window after mouse is moved beyond the initial drag threshold // Switch to moving the window after mouse is moved beyond the initial drag threshold
if (IsItemActive() && IsMouseDragging()) if (IsItemActive() && IsMouseDragging())
@ -1143,8 +1146,9 @@ void ImGui::Bullet()
} }
// Render and stay on same line // Render and stay on same line
RenderBullet(bb.Min + ImVec2(style.FramePadding.x + g.FontSize*0.5f, line_height*0.5f)); ImU32 text_col = GetColorU32(ImGuiCol_Text);
SameLine(0, style.FramePadding.x*2); RenderBullet(window->DrawList, bb.Min + ImVec2(style.FramePadding.x + g.FontSize*0.5f, line_height*0.5f), text_col);
SameLine(0, style.FramePadding.x * 2.0f);
} }
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
@ -1419,8 +1423,10 @@ bool ImGui::BeginCombo(const char* label, const char* preview_value, ImGuiComboF
window->DrawList->AddRectFilled(frame_bb.Min, ImVec2(value_x2, frame_bb.Max.y), frame_col, style.FrameRounding, (flags & ImGuiComboFlags_NoArrowButton) ? ImDrawCornerFlags_All : ImDrawCornerFlags_Left); window->DrawList->AddRectFilled(frame_bb.Min, ImVec2(value_x2, frame_bb.Max.y), frame_col, style.FrameRounding, (flags & ImGuiComboFlags_NoArrowButton) ? ImDrawCornerFlags_All : ImDrawCornerFlags_Left);
if (!(flags & ImGuiComboFlags_NoArrowButton)) if (!(flags & ImGuiComboFlags_NoArrowButton))
{ {
window->DrawList->AddRectFilled(ImVec2(value_x2, frame_bb.Min.y), frame_bb.Max, GetColorU32((popup_open || hovered) ? ImGuiCol_ButtonHovered : ImGuiCol_Button), style.FrameRounding, (w <= arrow_size) ? ImDrawCornerFlags_All : ImDrawCornerFlags_Right); ImU32 bg_col = GetColorU32((popup_open || hovered) ? ImGuiCol_ButtonHovered : ImGuiCol_Button);
RenderArrow(ImVec2(value_x2 + style.FramePadding.y, frame_bb.Min.y + style.FramePadding.y), ImGuiDir_Down); ImU32 text_col = GetColorU32(ImGuiCol_Text);
window->DrawList->AddRectFilled(ImVec2(value_x2, frame_bb.Min.y), frame_bb.Max, bg_col, style.FrameRounding, (w <= arrow_size) ? ImDrawCornerFlags_All : ImDrawCornerFlags_Right);
RenderArrow(window->DrawList, ImVec2(value_x2 + style.FramePadding.y, frame_bb.Min.y + style.FramePadding.y), text_col, ImGuiDir_Down);
} }
RenderFrameBorder(frame_bb.Min, frame_bb.Max, style.FrameRounding); RenderFrameBorder(frame_bb.Min, frame_bb.Max, style.FrameRounding);
if (preview_value != NULL && !(flags & ImGuiComboFlags_NoPreview)) if (preview_value != NULL && !(flags & ImGuiComboFlags_NoPreview))
@ -5225,15 +5231,16 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
window->DC.LastItemStatusFlags |= ImGuiItemStatusFlags_ToggledSelection; window->DC.LastItemStatusFlags |= ImGuiItemStatusFlags_ToggledSelection;
// Render // Render
const ImU32 col = GetColorU32((held && hovered) ? ImGuiCol_HeaderActive : hovered ? ImGuiCol_HeaderHovered : ImGuiCol_Header); const ImU32 bg_col = GetColorU32((held && hovered) ? ImGuiCol_HeaderActive : hovered ? ImGuiCol_HeaderHovered : ImGuiCol_Header);
const ImU32 text_col = GetColorU32(ImGuiCol_Text);
const ImVec2 text_pos = frame_bb.Min + ImVec2(text_offset_x, text_base_offset_y); const ImVec2 text_pos = frame_bb.Min + ImVec2(text_offset_x, text_base_offset_y);
ImGuiNavHighlightFlags nav_highlight_flags = ImGuiNavHighlightFlags_TypeThin; ImGuiNavHighlightFlags nav_highlight_flags = ImGuiNavHighlightFlags_TypeThin;
if (display_frame) if (display_frame)
{ {
// Framed type // Framed type
RenderFrame(frame_bb.Min, frame_bb.Max, col, true, style.FrameRounding); RenderFrame(frame_bb.Min, frame_bb.Max, bg_col, true, style.FrameRounding);
RenderNavHighlight(frame_bb, id, nav_highlight_flags); RenderNavHighlight(frame_bb, id, nav_highlight_flags);
RenderArrow(frame_bb.Min + ImVec2(padding.x, text_base_offset_y), is_open ? ImGuiDir_Down : ImGuiDir_Right, 1.0f); RenderArrow(window->DrawList, frame_bb.Min + ImVec2(padding.x, text_base_offset_y), text_col, is_open ? ImGuiDir_Down : ImGuiDir_Right, 1.0f);
if (flags & ImGuiTreeNodeFlags_ClipLabelForTrailingButton) if (flags & ImGuiTreeNodeFlags_ClipLabelForTrailingButton)
frame_bb.Max.x -= g.FontSize + style.FramePadding.x; frame_bb.Max.x -= g.FontSize + style.FramePadding.x;
if (g.LogEnabled) if (g.LogEnabled)
@ -5255,14 +5262,14 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
// Unframed typed for tree nodes // Unframed typed for tree nodes
if (hovered || selected) if (hovered || selected)
{ {
RenderFrame(frame_bb.Min, frame_bb.Max, col, false); RenderFrame(frame_bb.Min, frame_bb.Max, bg_col, false);
RenderNavHighlight(frame_bb, id, nav_highlight_flags); RenderNavHighlight(frame_bb, id, nav_highlight_flags);
} }
if (flags & ImGuiTreeNodeFlags_Bullet) if (flags & ImGuiTreeNodeFlags_Bullet)
RenderBullet(frame_bb.Min + ImVec2(text_offset_x * 0.5f, g.FontSize*0.50f + text_base_offset_y)); RenderBullet(window->DrawList, frame_bb.Min + ImVec2(text_offset_x * 0.5f, g.FontSize*0.50f + text_base_offset_y), text_col);
else if (!is_leaf) else if (!is_leaf)
RenderArrow(frame_bb.Min + ImVec2(padding.x, g.FontSize*0.15f + text_base_offset_y), is_open ? ImGuiDir_Down : ImGuiDir_Right, 0.70f); RenderArrow(window->DrawList, frame_bb.Min + ImVec2(padding.x, g.FontSize*0.15f + text_base_offset_y), text_col, is_open ? ImGuiDir_Down : ImGuiDir_Right, 0.70f);
if (g.LogEnabled) if (g.LogEnabled)
LogRenderedText(&text_pos, ">"); LogRenderedText(&text_pos, ">");
RenderText(text_pos, label, label_end, false); RenderText(text_pos, label, label_end, false);
@ -6036,9 +6043,8 @@ bool ImGui::BeginMenu(const char* label, bool enabled)
float w = window->MenuColumns.DeclColumns(label_size.x, 0.0f, (float)(int)(g.FontSize * 1.20f)); // Feedback to next frame float w = window->MenuColumns.DeclColumns(label_size.x, 0.0f, (float)(int)(g.FontSize * 1.20f)); // Feedback to next frame
float extra_w = ImMax(0.0f, GetContentRegionAvail().x - w); float extra_w = ImMax(0.0f, GetContentRegionAvail().x - w);
pressed = Selectable(label, menu_is_open, ImGuiSelectableFlags_NoHoldingActiveID | ImGuiSelectableFlags_PressedOnClick | ImGuiSelectableFlags_DontClosePopups | ImGuiSelectableFlags_DrawFillAvailWidth | (!enabled ? ImGuiSelectableFlags_Disabled : 0), ImVec2(w, 0.0f)); pressed = Selectable(label, menu_is_open, ImGuiSelectableFlags_NoHoldingActiveID | ImGuiSelectableFlags_PressedOnClick | ImGuiSelectableFlags_DontClosePopups | ImGuiSelectableFlags_DrawFillAvailWidth | (!enabled ? ImGuiSelectableFlags_Disabled : 0), ImVec2(w, 0.0f));
if (!enabled) PushStyleColor(ImGuiCol_Text, g.Style.Colors[ImGuiCol_TextDisabled]); ImU32 text_col = GetColorU32(enabled ? ImGuiCol_Text : ImGuiCol_TextDisabled);
RenderArrow(pos + ImVec2(window->MenuColumns.Pos[2] + extra_w + g.FontSize * 0.30f, 0.0f), ImGuiDir_Right); RenderArrow(window->DrawList, pos + ImVec2(window->MenuColumns.Pos[2] + extra_w + g.FontSize * 0.30f, 0.0f), text_col, ImGuiDir_Right);
if (!enabled) PopStyleColor();
} }
const bool hovered = enabled && ItemHoverable(window->DC.LastItemRect, id); const bool hovered = enabled && ItemHoverable(window->DC.LastItemRect, id);
@ -7094,7 +7100,7 @@ bool ImGui::TabItemLabelAndCloseButton(ImDrawList* draw_list, const ImRect& bb,
const float ellipsis_x = text_pixel_clip_bb.Min.x + label_size_clipped_x + 1.0f; const float ellipsis_x = text_pixel_clip_bb.Min.x + label_size_clipped_x + 1.0f;
if (!close_button_visible && ellipsis_x + ellipsis_width <= bb.Max.x) if (!close_button_visible && ellipsis_x + ellipsis_width <= bb.Max.x)
RenderPixelEllipsis(draw_list, ImVec2(ellipsis_x, text_pixel_clip_bb.Min.y), ellipsis_dot_count, GetColorU32(ImGuiCol_Text)); RenderPixelEllipsis(draw_list, ImVec2(ellipsis_x, text_pixel_clip_bb.Min.y), GetColorU32(ImGuiCol_Text), ellipsis_dot_count);
} }
else else
{ {