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Diffstat (limited to 'my_imgui_internal_widgets.cpp')
| -rw-r--r-- | my_imgui_internal_widgets.cpp | 294 |
1 files changed, 294 insertions, 0 deletions
diff --git a/my_imgui_internal_widgets.cpp b/my_imgui_internal_widgets.cpp new file mode 100644 index 0000000..5ff01ee --- /dev/null +++ b/my_imgui_internal_widgets.cpp @@ -0,0 +1,294 @@ +#include "my_imgui_internal_widgets.h" + +#include "imgui.h" +#ifndef IMGUI_DEFINE_MATH_OPERATORS +#define IMGUI_DEFINE_MATH_OPERATORS +#endif +#include "imgui_internal.h" + +// A modded version of ScalarSlider allowing for the minimum and maximum parts +// of the slider to be draggable by two other buttons. p_data is from range -1 +// to 1, and s_min and max are from 0-1. +#if 0 +// bool ImGui::SliderLevels(const char* label, ImGuiDataType data_type, void* v, int components, const void* v_min, const void* v_max, const char* format, ImGuiSliderFlags flags) +bool ImGui::SliderLevels(const char* label, void* p_data, const void* s_min, const void* s_max) +{ + ImGuiWindow* window = GetCurrentWindow(); + if (window->SkipItems) + return false; + + const float MidMin = -1; + const float MidMax = 1; + const void* mid_min = &SliderMin; + const void* mid_max = &SliderMax; + ImGuiDataType data_type = ImGuiDataType_Float; + const char *format = "%f"; + + ImVec2 picker_pos = window->DC.CursorPos; + + ImGuiContext& g = *GImGui; + bool value_changed = false; + BeginGroup(); + PushID(label); + value_changed |= SliderScalar("", data_type, p_data, mid_min, mid_max, format, ImGuiSliderFlags_Logarithmic); + SetCursorScreenPos(ImVec2(picker_pos.x + 20.0f, picker_pos.y)); + // PushItemWidth(); + value_changed |= SliderScalar("", data_type, p_data, p_min, p_max, format, ImGuiSliderFlags_Logarithmic); + // PushMultiItemsWidths(components, CalcItemWidth()); + // size_t type_size = GDataTypeInfo[data_type].Size; + // for (int i = 0; i < components; i++) + // { + // PushID(i); + // if (i > 0) + // SameLine(0, g.Style.ItemInnerSpacing.x); + // value_changed |= SliderScalar("", data_type, v, v_min, v_max, format, flags); + // PopID(); + // PopItemWidth(); + // v = (void*)((char*)v + type_size); + // } + PopID(); + + EndGroup(); + return value_changed; +} +bool ImGui::SliderLevels(const char* label, void* p_data, void* s_left, void* s_right) +{ + ImGuiSliderFlags flags = ImGuiSliderFlags_NoInput; + ImGuiWindow* window = GetCurrentWindow(); + if (window->SkipItems) + return false; + + const float SliderMin = -1; + const float SliderMax = 1; + const float OtherMin = 0; + const float OtherMax = 1; + const void* p_min = &SliderMin; + const void* p_max = &SliderMax; + const void* o_min = &OtherMin; + const void* o_max = &OtherMax; + ImGuiDataType data_type = ImGuiDataType_Float; + const char *format = "%f"; + + ImGuiContext& g = *GImGui; + const ImGuiStyle& style = g.Style; + const ImGuiID id = window->GetID(label); + const ImGuiID id_mid = window->GetID("asdasbdsgd"); + const ImGuiID id_L = window->GetID("ppasd"); + const ImGuiID id_R = window->GetID("adsafb"); + const float w = CalcItemWidth(); + + const ImVec2 label_size = CalcTextSize(label, NULL, true); + const ImRect frame_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w, label_size.y + style.FramePadding.y * 2.0f)); + const ImRect total_bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f)); + + // const bool temp_input_allowed = (flags & ImGuiSliderFlags_NoInput) == 0; + // ItemSize(total_bb, style.FramePadding.y); + // if (!ItemAdd(total_bb, id, &frame_bb, temp_input_allowed ? ImGuiItemFlags_Inputable : 0)) + // return false; + + const bool hovered = ItemHoverable(frame_bb, id_L); + + // NOTE(fox): Making bogus calls here to get these positions so we can only activate the one we want - replace with the lower-level call. + // const ImGuiID id_bogus = window->GetID("ppp"); + // ImRect test_left; + // SliderBehavior(frame_bb, id_bogus, data_type, s_left, o_min, o_max, format, ImGuiSliderFlags_NoInput, &test_left); + // ImRect test_right; + // SliderBehavior(frame_bb, id_bogus, data_type, s_right, o_min, o_max, format, ImGuiSliderFlags_NoInput, &test_right); + + const bool input_requested_by_tabbing = (g.LastItemData.StatusFlags & ImGuiItemStatusFlags_FocusedByTabbing) != 0; + const bool clicked = (hovered && g.IO.MouseClicked[0]); + const bool make_active = (input_requested_by_tabbing || clicked || g.NavActivateId == id_L || g.NavActivateInputId == id_L); + if (make_active) + { + SetActiveID(id_L, window); + SetFocusID(id_L, window); + FocusWindow(window); + g.ActiveIdUsingNavDirMask |= (1 << ImGuiDir_Left) | (1 << ImGuiDir_Right); + } + /* + else if (make_active && g.IO.MousePos.x > test_right.Min.x) { + SetActiveID(id_R, window); + SetFocusID(id_R, window); + FocusWindow(window); + g.ActiveIdUsingNavDirMask |= (1 << ImGuiDir_Left) | (1 << ImGuiDir_Right); + } else if (make_active) { + SetActiveID(id_mid, window); + SetFocusID(id_mid, window); + FocusWindow(window); + g.ActiveIdUsingNavDirMask |= (1 << ImGuiDir_Left) | (1 << ImGuiDir_Right); + } + */ + + // Draw frame + const ImU32 frame_col = GetColorU32(g.ActiveId == id ? ImGuiCol_FrameBgActive : hovered ? ImGuiCol_FrameBgHovered : ImGuiCol_FrameBg); + RenderNavHighlight(frame_bb, id); + RenderFrame(frame_bb.Min, frame_bb.Max, frame_col, true, g.Style.FrameRounding); + + + // Slider behavior + ImRect L_grab_bb; + const bool value_changed = SliderBehavior(frame_bb, id_L, data_type, s_left, o_min, o_max, format, ImGuiSliderFlags_NoInput, &L_grab_bb); + if (value_changed) + MarkItemEdited(id_L); + + // Render grab + if (L_grab_bb.Max.x > L_grab_bb.Min.x) + window->DrawList->AddRectFilled(L_grab_bb.Min, L_grab_bb.Max, GetColorU32(g.ActiveId == id_L ? ImGuiCol_SliderGrabActive : ImGuiCol_SliderGrab), style.GrabRounding); + +#if 0 + // Slider behavior + ImRect R_grab_bb; + const bool value_changed2 = SliderBehavior(frame_bb, id_R, data_type, s_right, o_min, o_max, format, ImGuiSliderFlags_NoInput, &R_grab_bb); + if (value_changed2) + MarkItemEdited(id_R); + + // Render grab + if (R_grab_bb.Max.x > R_grab_bb.Min.x) + window->DrawList->AddRectFilled(R_grab_bb.Min, R_grab_bb.Max, GetColorU32(g.ActiveId == id_R ? ImGuiCol_SliderGrabActive : ImGuiCol_SliderGrab), style.GrabRounding); + + const ImRect range_bb(ImVec2(L_grab_bb.Min.x, frame_bb.Min.y), ImVec2(R_grab_bb.Min.x, frame_bb.Max.y)); + + // Slider behavior + ImRect grab_bb_mid; + const bool value_changed_mid = SliderBehavior(range_bb, id_mid, data_type, p_data, p_min, p_max, format, flags | ImGuiSliderFlags_Logarithmic, &grab_bb_mid); + // if (value_changed2) + // MarkItemEdited(id_bogus); + + ImVec2 asda = ImVec2(0, 5); + // // Render grab + if (grab_bb_mid.Max.x > grab_bb_mid.Min.x) + window->DrawList->AddRectFilled(grab_bb_mid.Min + asda, grab_bb_mid.Max + asda, GetColorU32(g.ActiveId == id_bogus ? ImGuiCol_SliderGrabActive : ImGuiCol_SliderGrab), style.GrabRounding); +#endif + // Display value using user-provided display format so user can add prefix/suffix/decorations to the value. + char value_buf[64]; + const char* value_buf_end = value_buf + DataTypeFormatString(value_buf, IM_ARRAYSIZE(value_buf), data_type, p_data, format); + if (g.LogEnabled) + LogSetNextTextDecoration("{", "}"); + RenderTextClipped(frame_bb.Min, frame_bb.Max, value_buf, value_buf_end, NULL, ImVec2(0.5f, 0.5f)); + + if (label_size.x > 0.0f) + RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, frame_bb.Min.y + style.FramePadding.y), label); + + IMGUI_TEST_ENGINE_ITEM_INFO(id, label, g.LastItemData.StatusFlags); + return value_changed; +} +#else +bool ImGui::SliderLevels(const char* label, void* p_mid, void* p_left, void* p_right) +{ + ImGuiWindow* window = GetCurrentWindow(); + if (window->SkipItems) + return false; + + const float SliderMin = -1; + const float SliderMax = 1; + const float OtherMin = 0; + const float OtherMax = 1; + const void* p_min = &SliderMin; + const void* p_max = &SliderMax; + const void* o_min = &OtherMin; + const void* o_max = &OtherMax; + ImGuiDataType data_type = ImGuiDataType_Float; + const char *format = "%f"; + + ImGuiSliderFlags flags = ImGuiSliderFlags_NoInput; + ImGuiContext& g = *GImGui; + const ImGuiStyle& style = g.Style; + const ImGuiID id = window->GetID(label); + const ImGuiID idnull = window->GetID("asdas"); + const ImGuiID id_mid = window->GetID("asdasbdsgd"); + const ImGuiID id_L = window->GetID("ppasd"); + const ImGuiID id_R = window->GetID("adsafb"); + const float w = CalcItemWidth(); + + const ImVec2 label_size = CalcTextSize(label, NULL, true); + const ImRect frame_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w, label_size.y + style.FramePadding.y * 2.0f)); + const ImRect total_bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f)); + + ImRect test_L_bb; + SliderBehavior(frame_bb, idnull, data_type, p_left, o_min, o_max, format, flags, &test_L_bb); + ImRect test_R_bb; + SliderBehavior(frame_bb, idnull, data_type, p_right, o_min, o_max, format, flags, &test_R_bb); + + ItemSize(total_bb, style.FramePadding.y); + + if (!ItemAdd(total_bb, id_L, &frame_bb, 0)) + return false; + if (!ItemAdd(total_bb, id_R, &frame_bb, 0)) + return false; + if (!ItemAdd(total_bb, id_mid, &frame_bb, 0)) + return false; + + const bool hovered = ItemHoverable(frame_bb, id); + + const bool input_requested_by_tabbing = (g.LastItemData.StatusFlags & ImGuiItemStatusFlags_FocusedByTabbing) != 0; + const bool clicked = (hovered && g.IO.MouseClicked[0]); + const bool make_active = (input_requested_by_tabbing || clicked || g.NavActivateId == id || g.NavActivateInputId == id); + + if (make_active) + { + if (g.IO.MousePos.x < test_L_bb.Max.x) { + SetActiveID(id_L, window); + SetFocusID(id_L, window); + } else if (g.IO.MousePos.x > test_R_bb.Min.x) { + SetActiveID(id_R, window); + SetFocusID(id_R, window); + } else { + SetActiveID(id_mid, window); + SetFocusID(id_mid, window); + } + FocusWindow(window); + g.ActiveIdUsingNavDirMask |= (1 << ImGuiDir_Left) | (1 << ImGuiDir_Right); + } + + + // Draw frame + const ImU32 frame_col = GetColorU32(g.ActiveId == id_L ? ImGuiCol_FrameBgActive : hovered ? ImGuiCol_FrameBgHovered : ImGuiCol_FrameBg); + RenderNavHighlight(frame_bb, id_L); + RenderFrame(frame_bb.Min, frame_bb.Max, frame_col, true, g.Style.FrameRounding); + + // Slider behavior + ImRect grab_bb; + const bool value_changed = SliderBehavior(frame_bb, id_L, data_type, p_left, o_min, o_max, format, flags, &grab_bb); + if (value_changed) + MarkItemEdited(id_L); + + // Render grab + if (grab_bb.Max.x > grab_bb.Min.x) + window->DrawList->AddRectFilled(grab_bb.Min, grab_bb.Max, GetColorU32(g.ActiveId == id_L ? ImGuiCol_SliderGrabActive : ImGuiCol_SliderGrab), style.GrabRounding); + + // Slider behavior + ImRect grab_bb2; + const bool value_changed2 = SliderBehavior(frame_bb, id_R, data_type, p_right, o_min, o_max, format, flags, &grab_bb2); + if (value_changed2) + MarkItemEdited(id_R); + + // Render grab + if (grab_bb2.Max.x > grab_bb2.Min.x) + window->DrawList->AddRectFilled(grab_bb2.Min, grab_bb2.Max, GetColorU32(g.ActiveId == id_R ? ImGuiCol_SliderGrabActive : ImGuiCol_SliderGrab), style.GrabRounding); + + const ImRect mid_bb(ImVec2(grab_bb.Max.x, frame_bb.Min.y), ImVec2(grab_bb2.Min.x, frame_bb.Max.y)); + + // Slider behavior + ImRect grab_bb3; + const bool value_changed3 = SliderBehavior(mid_bb, id_mid, data_type, p_mid, p_min, p_max, format, flags, &grab_bb3); + if (value_changed3) + MarkItemEdited(id_mid); + + // Render grab + if (grab_bb3.Max.x > grab_bb3.Min.x) + window->DrawList->AddRectFilled(grab_bb3.Min, grab_bb3.Max, GetColorU32(g.ActiveId == id_mid ? ImGuiCol_SliderGrabActive : ImGuiCol_SliderGrab), style.GrabRounding); + + // Display value using user-provided display format so user can add prefix/suffix/decorations to the value. + char value_buf[64]; + const char* value_buf_end = value_buf + DataTypeFormatString(value_buf, IM_ARRAYSIZE(value_buf), data_type, p_left, format); + if (g.LogEnabled) + LogSetNextTextDecoration("{", "}"); + RenderTextClipped(frame_bb.Min, frame_bb.Max, value_buf, value_buf_end, NULL, ImVec2(0.5f, 0.5f)); + + if (label_size.x > 0.0f) + RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, frame_bb.Min.y + style.FramePadding.y), label); + + IMGUI_TEST_ENGINE_ITEM_INFO(id, label, g.LastItemData.StatusFlags); + return value_changed; +} +#endif |