61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
#include "tools/cabana/ui/widgets/messagebytes.h"
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#include <algorithm>
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#include <cmath>
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#include "tools/cabana/ui/util.h"
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#include "tools/cabana/utils/strings.h"
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ImVec2 byteCellSize() {
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pushMonoFont();
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const ImFontBaked *baked = ImGui::GetFontBaked();
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const ImVec2 size(ImGui::CalcTextSize("00 ").x, std::ceil(baked->Ascent) - std::floor(baked->Descent) + 1 + 2);
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popMonoFont();
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return size;
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}
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ImVec2 bytesCellSize(int n, bool multiple_lines) {
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const ImVec2 byte_size = byteCellSize();
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const int rows = multiple_lines ? std::max(1, (n + 7) / 8) : 1;
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const int columns = multiple_lines ? std::min(n, 8) : n;
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const ImVec2 margin = ImGui::GetStyle().CellPadding;
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return {columns * byte_size.x + (margin.x + 1) * 2, rows * byte_size.y + (margin.y + 1) * 2};
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}
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ImU32 cellTextColor(bool selected, bool inactive) {
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if (selected) return inactive ? withAlpha(highlightedTextColor(), 100) : highlightedTextColor();
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return ImGui::GetColorU32(inactive ? ImGuiCol_TextDisabled : ImGuiCol_Text);
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}
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void drawTextCell(ImDrawList *dl, const ImRect &rect, const std::string &text, bool selected, bool inactive) {
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drawElidedText(dl, rect, text, cellTextColor(selected, inactive));
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}
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void drawBytesCell(ImDrawList *dl, const ImRect &rect, const std::vector<uint8_t> &bytes, const std::vector<CabanaColor> *colors,
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bool selected, bool inactive, bool multiple_lines) {
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const ImU32 text_pen = cellTextColor(selected, inactive);
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const ImVec2 byte_size = byteCellSize();
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pushMonoFont();
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ImFont *font = ImGui::GetFont();
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const float font_size = ImGui::GetFontSize();
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for (int i = 0; i < (int)bytes.size(); ++i) {
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const int row = multiple_lines ? i / 8 : 0;
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const int column = multiple_lines ? i % 8 : i;
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const ImVec2 min(rect.Min.x + column * byte_size.x, rect.Min.y + row * byte_size.y);
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const ImRect r(min, ImVec2(min.x + byte_size.x, min.y + byte_size.y));
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ImU32 pen = text_pen;
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if (colors && i < (int)colors->size() && (*colors)[i].alpha() > 0) {
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if (selected) {
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pen = ImGui::GetColorU32(ImGuiCol_Text);
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dl->AddRectFilled(r.Min, r.Max, ImGui::GetColorU32(ImGuiCol_WindowBg));
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}
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dl->AddRectFilled(r.Min, r.Max, toImU32((*colors)[i]));
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}
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drawText(dl, r, utils::hexByte(bytes[i]), pen, font, font_size);
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}
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popMonoFont();
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}
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