gwm17/implot
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Merge branch 'master' into guides

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epezent 2020-09-17 21:02:19 -05:00
parent 13927c608d 0ed6307d0b
commit c6aff1362c
6 changed files with 53 additions and 2 deletions
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1
README.md
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@ -24,6 +24,7 @@ ImPlot is an immediate mode, GPU accelerated plotting library for [Dear ImGui](h
- stem plots
- pie charts
- heatmap charts
- images
- and more likely to come
- mix/match multiple plot items on a single plot
- configurable axes ranges and scaling (linear/log)

4
implot.cpp
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@ -845,6 +845,7 @@ int FormatTime12(const ImPlotTime& t, char* buffer, int size, ImPlotTimeFmt fmt)
case ImPlotTimeFmt_SUs: return snprintf(buffer, size, ":%02d.%03d %03d", sec, ms, us);
case ImPlotTimeFmt_SMs: return snprintf(buffer, size, ":%02d.%03d", sec, ms);
case ImPlotTimeFmt_S: return snprintf(buffer, size, ":%02d", sec);
case ImPlotTimeFmt_HrMinSMs: return snprintf(buffer, size, "%d:%02d:%02d.%03d%s", hr, min, sec, ms, ap);
case ImPlotTimeFmt_HrMinS: return snprintf(buffer, size, "%d:%02d:%02d%s", hr, min, sec, ap);
case ImPlotTimeFmt_HrMin: return snprintf(buffer, size, "%d:%02d%s", hr, min, ap);
case ImPlotTimeFmt_Hr: return snprintf(buffer, size, "%d%s", hr, ap);
@ -881,6 +882,7 @@ int FormatTime24(const ImPlotTime& t, char* buffer, int size, ImPlotTimeFmt fmt)
case ImPlotTimeFmt_SUs: return snprintf(buffer, size, ":%02d.%03d %03d", sec, ms, us);
case ImPlotTimeFmt_SMs: return snprintf(buffer, size, ":%02d.%03d", sec, ms);
case ImPlotTimeFmt_S: return snprintf(buffer, size, ":%02d", sec);
case ImPlotTimeFmt_HrMinSMs: return snprintf(buffer, size, "%02d:%02d:%02d.%03d", hr, min, sec, ms);
case ImPlotTimeFmt_HrMinS: return snprintf(buffer, size, "%02d:%02d:%02d", hr, min, sec);
case ImPlotTimeFmt_HrMin: return snprintf(buffer, size, "%02d:%02d", hr, min);
case ImPlotTimeFmt_Hr: return snprintf(buffer, size, "%02d:00", hr);
@ -905,6 +907,7 @@ inline float GetTimeLabelWidth12(ImPlotTimeFmt fmt) {
case ImPlotTimeFmt_SUs: return ImGui::CalcTextSize(":88.888 888").x; // :29.428 552
case ImPlotTimeFmt_SMs: return ImGui::CalcTextSize(":88.888").x; // :29.428
case ImPlotTimeFmt_S: return ImGui::CalcTextSize(":88").x; // :29
case ImPlotTimeFmt_HrMinSMs: return ImGui::CalcTextSize("88:88:88.888pm").x; // 7:21:29.428pm
case ImPlotTimeFmt_HrMinS: return ImGui::CalcTextSize("88:88:88pm").x; // 7:21:29pm
case ImPlotTimeFmt_HrMin: return ImGui::CalcTextSize("88:88pm").x; // 7:21pm
case ImPlotTimeFmt_Hr: return ImGui::CalcTextSize("88pm").x; // 7pm
@ -929,6 +932,7 @@ inline float GetTimeLabelWidth24(ImPlotTimeFmt fmt) {
case ImPlotTimeFmt_SUs: return ImGui::CalcTextSize(":88.888 888").x; // :29.428 552
case ImPlotTimeFmt_SMs: return ImGui::CalcTextSize(":88.888").x; // :29.428
case ImPlotTimeFmt_S: return ImGui::CalcTextSize(":88").x; // :29
case ImPlotTimeFmt_HrMinSMs: return ImGui::CalcTextSize("88:88:88.888").x; // 19:21:29.428
case ImPlotTimeFmt_HrMinS: return ImGui::CalcTextSize("88:88:88").x; // 19:21:29
case ImPlotTimeFmt_HrMin: return ImGui::CalcTextSize("88:88").x; // 19:21
case ImPlotTimeFmt_Hr: return ImGui::CalcTextSize("88:00").x; // 19:00

6
implot.h
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@ -188,6 +188,7 @@ struct ImPlotPoint {
double x, y;
ImPlotPoint() { x = y = 0.0; }
ImPlotPoint(double _x, double _y) { x = _x; y = _y; }
ImPlotPoint(const ImVec2& p) { x = p.x; y = p.y; }
double operator[] (size_t idx) const { return (&x)[idx]; }
double& operator[] (size_t idx) { return (&x)[idx]; }
#ifdef IMPLOT_POINT_CLASS_EXTRA
@ -393,6 +394,9 @@ template <typename T> IMPLOT_API void PlotHeatmap(const char* label_id, const T*
template <typename T> IMPLOT_API void PlotDigital(const char* label_id, const T* xs, const T* ys, int count, int offset=0, int stride=sizeof(T));
IMPLOT_API void PlotDigitalG(const char* label_id, ImPlotPoint (*getter)(void* data, int idx), void* data, int count, int offset=0);
// Plots an axis-aligned image. #bounds_min/bounds_max are in plot coordinatse (y-up) and #uv0/uv1 are in texture coordinates (y-down).
IMPLOT_API void PlotImage(const char* label_id, ImTextureID user_texture_id, const ImPlotPoint& bounds_min, const ImPlotPoint& bounds_max, const ImVec2& uv0=ImVec2(0,0), const ImVec2& uv1=ImVec2(1,1), const ImVec4& tint_col=ImVec4(1,1,1,1));
// Plots a centered text label at point x,y with optional pixel offset. Text color can be changed with ImPlot::PushStyleColor(ImPlotCol_InlayText, ...).
IMPLOT_API void PlotText(const char* text, double x, double y, bool vertical=false, const ImVec2& pixel_offset=ImVec2(0,0));
@ -595,7 +599,7 @@ IMPLOT_API void ShowStyleEditor(ImPlotStyle* ref = NULL);
IMPLOT_API void ShowUserGuide();
// Sets the current _ImGui_ context. This is ONLY necessary if you are compiling
// ImPlot as a DLL (not recommended) separate from your ImGui compilation. It
// ImPlot as a DLL (not recommended) separate from your ImGui compilation. It
// sets the global variable GImGui, which is not shared across DLL boundaries.
// See GImGui documentation in imgui.cpp for more details.
IMPLOT_API void SetImGuiContext(ImGuiContext* ctx);

20
implot_demo.cpp
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@ -508,6 +508,26 @@ void ShowDemoWindow(bool* p_open) {
ImPlot::PopColormap();
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Images")) {
ImGui::BulletText("Below we are displaying the font texture, which is the only texture we have\naccess to in this demo.");
ImGui::BulletText("Use the 'ImTextureID' type as storage to pass pointers or identifiers to your\nown texture data.");
ImGui::BulletText("See ImGui Wiki page 'Image Loading and Displaying Examples'.");
static ImVec2 bmin(0,0);
static ImVec2 bmax(1,1);
static ImVec2 uv0(0,0);
static ImVec2 uv1(1,1);
static ImVec4 tint(1,1,1,1);
ImGui::SliderFloat2("Min", &bmin.x, -2, 2, "%.1f");
ImGui::SliderFloat2("Max", &bmax.x, -2, 2, "%.1f");
ImGui::SliderFloat2("UV0", &uv0.x, -2, 2, "%.1f");
ImGui::SliderFloat2("UV1", &uv1.x, -2, 2, "%.1f");
ImGui::ColorEdit4("Tint",&tint.x);
if (ImPlot::BeginPlot("##image")) {
ImPlot::PlotImage("my image",ImGui::GetIO().Fonts->TexID, bmin, bmax, uv0, uv1, tint);
ImPlot::EndPlot();
}
}
//-------------------------------------------------------------------------
if (ImGui::CollapsingHeader("Realtime Plots")) {
ImGui::BulletText("Move your mouse to change the data!");
ImGui::BulletText("This example assumes 60 FPS. Higher FPS requires larger buffer size.");

3
implot_internal.h
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@ -187,6 +187,7 @@ enum ImPlotTimeFmt_ {
ImPlotTimeFmt_SUs, // :29.428 552
ImPlotTimeFmt_SMs, // :29.428
ImPlotTimeFmt_S, // :29
ImPlotTimeFmt_HrMinSMs, // 7:21:29.428pm (19:21:29.428)
ImPlotTimeFmt_HrMinS, // 7:21:29pm (19:21:29)
ImPlotTimeFmt_HrMin, // 7:21pm (19:21)
ImPlotTimeFmt_Hr, // 7pm (19:00)
@ -874,4 +875,4 @@ IMPLOT_API void PlotRects(const char* label_id, const float* xs, const float* ys
IMPLOT_API void PlotRects(const char* label_id, const double* xs, const double* ys, int count, int offset = 0, int stride = sizeof(double));
IMPLOT_API void PlotRects(const char* label_id, ImPlotPoint (*getter)(void* data, int idx), void* data, int count, int offset = 0);
} // namespace ImPlot
} // namespace ImPlot

21
implot_items.cpp
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@ -1705,6 +1705,27 @@ void PlotRects(const char* label_id, ImPlotPoint (*getter_func)(void* data, int
return PlotRectsEx(label_id, getter);
}
//-----------------------------------------------------------------------------
// PLOT IMAGE
//-----------------------------------------------------------------------------
void PlotImage(const char* label_id, ImTextureID user_texture_id, const ImPlotPoint& bmin, const ImPlotPoint& bmax, const ImVec2& uv0, const ImVec2& uv1, const ImVec4& tint_col) {
if (BeginItem(label_id)) {
if (FitThisFrame()) {
FitPoint(bmin);
FitPoint(bmax);
}
GetCurrentItem()->Color = tint_col;
ImDrawList& DrawList = *GetPlotDrawList();
ImVec2 p1 = PlotToPixels(bmin.x, bmax.y);
ImVec2 p2 = PlotToPixels(bmax.x, bmin.y);
PushPlotClipRect();
DrawList.AddImage(user_texture_id, p1, p2, uv0, uv1, ImGui::ColorConvertFloat4ToU32(tint_col));
PopPlotClipRect();
EndItem();
}
}
//-----------------------------------------------------------------------------
// PLOT TEXT
//-----------------------------------------------------------------------------