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https://github.com/SatDump/SatDump
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38 lines
1.4 KiB
C++
38 lines
1.4 KiB
C++
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#include "CircularProgressBar.h"
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void CircularProgressBar(const char *label, float progress, ImVec2 size, ImVec4 color)
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{
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ImGuiWindow *window = ImGui::GetCurrentWindow();
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if (window->SkipItems)
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return;
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ImGui::BeginGroup();
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ImGui::PushID(label);
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ImVec2 pos = ImGui::GetCursorScreenPos();
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float circleRadius = ImMin(size.x, size.y) * 0.5f;
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ImVec2 center = ImVec2(pos.x + circleRadius, pos.y + circleRadius);
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float arcAngle = 2.0f * IM_PI * progress;
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const ImU32 bgColor = ImGui::GetColorU32(ImVec4(0.2f, 0.2f, 0.2f, 0.8f));
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window->DrawList->AddCircleFilled(center, circleRadius + 5, bgColor, 32);
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if (progress > 0.0f)
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{
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ImVec2 innerPos(center.x - circleRadius, center.y - circleRadius);
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ImVec2 outerPos(center.x + circleRadius, center.y + circleRadius);
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window->DrawList->PathArcTo(center, circleRadius, -IM_PI * 0.5f, -IM_PI * 0.5f + arcAngle, 32);
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window->DrawList->PathStroke(ImGui::GetColorU32(color), false, 10.0f);
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}
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char textBuffer[32];
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snprintf(textBuffer, sizeof(textBuffer), "%.0f%%", progress * 100.0f);
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ImVec2 textSize = ImGui::CalcTextSize(textBuffer);
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ImVec2 textPos = ImVec2(center.x - textSize.x * 0.5f, center.y - textSize.y * 0.5f);
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window->DrawList->AddText(textPos, ImGui::GetColorU32(ImGuiCol_Text), textBuffer);
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ImGui::PopID();
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ImGui::EndGroup();
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}
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