kopia lustrzana https://github.com/AlexandreRouma/SDRPlusPlus
42 wiersze
1.7 KiB
C++
42 wiersze
1.7 KiB
C++
#include <gui/widgets/volume_meter.h>
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#include <algorithm>
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#include <gui/style.h>
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#ifndef IMGUI_DEFINE_MATH_OPERATORS
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#define IMGUI_DEFINE_MATH_OPERATORS
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#endif
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#include <imgui/imgui_internal.h>
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namespace ImGui {
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void SNRMeter(float val, const ImVec2& size_arg = ImVec2(0, 0)) {
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ImGuiWindow* window = GetCurrentWindow();
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ImGuiStyle& style = GImGui->Style;
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ImVec2 min = window->DC.CursorPos;
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ImVec2 size = CalcItemSize(size_arg, CalcItemWidth(), 26);
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ImRect bb(min, min + size);
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ImU32 text = ImGui::GetColorU32(ImGuiCol_Text);
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ItemSize(size, style.FramePadding.y);
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if (!ItemAdd(bb, 0)) {
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return;
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}
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val = std::clamp<float>(val, 0, 100);
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float ratio = size.x / 90;
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float it = size.x / 9;
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char buf[32];
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window->DrawList->AddRectFilled(min + ImVec2(0, 1), min + ImVec2(roundf((float)val * ratio), 10 * style::uiScale), IM_COL32(0, 136, 255, 255));
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window->DrawList->AddLine(min, min + ImVec2(0, (10.0f * style::uiScale) - 1), text, style::uiScale);
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window->DrawList->AddLine(min + ImVec2(0, (10.0f * style::uiScale) - 1), min + ImVec2(size.x + 1, (10.0f * style::uiScale) - 1), text, style::uiScale);
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for (int i = 0; i < 10; i++) {
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window->DrawList->AddLine(min + ImVec2(roundf((float)i * it), (10.0f * style::uiScale) - 1), min + ImVec2(roundf((float)i * it), (15.0f * style::uiScale) - 1), text, style::uiScale);
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sprintf(buf, "%d", i * 10);
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ImVec2 sz = ImGui::CalcTextSize(buf);
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window->DrawList->AddText(min + ImVec2(roundf(((float)i * it) - (sz.x / 2.0)) + 1, 16.0f * style::uiScale), text, buf);
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}
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}
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} |