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Merge branch 'master' into navigation 

# Conflicts:
#	imgui.cpp
#	imgui.h
#	imgui_internal.h
pull/1608/head
omar 7 years ago
parent
23fae61109 a78ef7a369
commit
30d1e5712a
5 changed files with 987 additions and 219 deletions
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  1. 924
      imgui.cpp
  2. 63
      imgui.h
  3. 151
      imgui_demo.cpp
  4. 21
      imgui_draw.cpp
  5. 47
      imgui_internal.h

924
imgui.cpp
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63
imgui.h
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@ -71,7 +71,7 @@ typedef int ImGuiCol; // a color identifier for styling // e
typedef int ImGuiStyleVar; // a variable identifier for styling // enum ImGuiStyleVar_
typedef int ImGuiKey; // a key identifier (ImGui-side enum) // enum ImGuiKey_
typedef int ImGuiNavInput; // an input identifier for gamepad nav // enum ImGuiNavInput_
typedef int ImGuiColorEditMode; // color edit mode for ColorEdit*() // enum ImGuiColorEditMode_
typedef int ImGuiColorEditFlags; // color edit flags for Color*() // enum ImGuiColorEditFlags_
typedef int ImGuiMouseCursor; // a mouse cursor identifier // enum ImGuiMouseCursor_
typedef int ImGuiWindowFlags; // window flags for Begin*() // enum ImGuiWindowFlags_
typedef int ImGuiSetCond; // condition flags for Set*() // enum ImGuiSetCond_
@ -191,6 +191,7 @@ namespace ImGui
IMGUI_API ImVec2 GetFontTexUvWhitePixel(); // get UV coordinate for a while pixel, useful to draw custom shapes via the ImDrawList API
IMGUI_API ImU32 GetColorU32(ImGuiCol idx, float alpha_mul = 1.0f); // retrieve given style color with style alpha applied and optional extra alpha multiplier
IMGUI_API ImU32 GetColorU32(const ImVec4& col); // retrieve given color with style alpha applied
IMGUI_API ImU32 GetColorU32(ImU32 col); // retrieve given color with style alpha applied
// Parameters stacks (current window)
IMGUI_API void PushItemWidth(float item_width); // width of items for the common item+label case, pixels. 0.0f = default to ~2/3 of windows width, >0.0f: width in pixels, <0.0f align xx pixels to the right of window (so -1.0f always align width to the right side)
@ -245,7 +246,7 @@ namespace ImGui
IMGUI_API void PushID(const void* ptr_id);
IMGUI_API void PushID(int int_id);
IMGUI_API void PopID();
IMGUI_API ImGuiID GetID(const char* str_id); // calculate unique ID (hash of whole ID stack + given parameter). useful if you want to query into ImGuiStorage yourself. otherwise rarely needed
IMGUI_API ImGuiID GetID(const char* str_id); // calculate unique ID (hash of whole ID stack + given parameter). useful if you want to query into ImGuiStorage yourself
IMGUI_API ImGuiID GetID(const char* str_id_begin, const char* str_id_end);
IMGUI_API ImGuiID GetID(const void* ptr_id);
@ -265,7 +266,7 @@ namespace ImGui
IMGUI_API void BulletText(const char* fmt, ...) IM_PRINTFARGS(1); // shortcut for Bullet()+Text()
IMGUI_API void BulletTextV(const char* fmt, va_list args);
IMGUI_API bool Button(const char* label, const ImVec2& size = ImVec2(0,0)); // button
IMGUI_API bool SmallButton(const char* label); // button with FramePadding=(0,0)
IMGUI_API bool SmallButton(const char* label); // button with FramePadding=(0,0) to easily embed in text
IMGUI_API bool InvisibleButton(const char* str_id, const ImVec2& size);
IMGUI_API void Image(ImTextureID user_texture_id, const ImVec2& size, const ImVec2& uv0 = ImVec2(0,0), const ImVec2& uv1 = ImVec2(1,1), const ImVec4& tint_col = ImVec4(1,1,1,1), const ImVec4& border_col = ImVec4(0,0,0,0));
IMGUI_API bool ImageButton(ImTextureID user_texture_id, const ImVec2& size, const ImVec2& uv0 = ImVec2(0,0), const ImVec2& uv1 = ImVec2(1,1), int frame_padding = -1, const ImVec4& bg_col = ImVec4(0,0,0,0), const ImVec4& tint_col = ImVec4(1,1,1,1)); // <0 frame_padding uses default frame padding settings. 0 for no padding
@ -274,12 +275,8 @@ namespace ImGui
IMGUI_API bool RadioButton(const char* label, bool active);
IMGUI_API bool RadioButton(const char* label, int* v, int v_button);
IMGUI_API bool Combo(const char* label, int* current_item, const char* const* items, int items_count, int height_in_items = -1);
IMGUI_API bool Combo(const char* label, int* current_item, const char* items_separated_by_zeros, int height_in_items = -1); // separate items with \0, end item-list with \0\0
IMGUI_API bool Combo(const char* label, int* current_item, const char* items_separated_by_zeros, int height_in_items = -1); // separate items with \0, end item-list with \0\0
IMGUI_API bool Combo(const char* label, int* current_item, bool (*items_getter)(void* data, int idx, const char** out_text), void* data, int items_count, int height_in_items = -1);
IMGUI_API bool ColorButton(const ImVec4& col, bool small_height = false, bool outline_border = true);
IMGUI_API bool ColorEdit3(const char* label, float col[3]); // Hint: 'float col[3]' function argument is same as 'float* col'. You can pass address of first element out of a contiguous set, e.g. &myvector.x
IMGUI_API bool ColorEdit4(const char* label, float col[4], bool show_alpha = true); // "
IMGUI_API void ColorEditMode(ImGuiColorEditMode mode); // FIXME-OBSOLETE: This is inconsistent with most of the API and will be obsoleted/replaced.
IMGUI_API void PlotLines(const char* label, const float* values, int values_count, int values_offset = 0, const char* overlay_text = NULL, float scale_min = FLT_MAX, float scale_max = FLT_MAX, ImVec2 graph_size = ImVec2(0,0), int stride = sizeof(float));
IMGUI_API void PlotLines(const char* label, float (*values_getter)(void* data, int idx), void* data, int values_count, int values_offset = 0, const char* overlay_text = NULL, float scale_min = FLT_MAX, float scale_max = FLT_MAX, ImVec2 graph_size = ImVec2(0,0));
IMGUI_API void PlotHistogram(const char* label, const float* values, int values_count, int values_offset = 0, const char* overlay_text = NULL, float scale_min = FLT_MAX, float scale_max = FLT_MAX, ImVec2 graph_size = ImVec2(0,0), int stride = sizeof(float));
@ -287,7 +284,7 @@ namespace ImGui
IMGUI_API void ProgressBar(float fraction, const ImVec2& size_arg = ImVec2(-1,0), const char* overlay = NULL);
// Widgets: Drags (tip: ctrl+click on a drag box to input with keyboard. manually input values aren't clamped, can go off-bounds)
// For all the Float2/Float3/Float4/Int2/Int3/Int4 versions of every functions, remember than a 'float v[3]' function argument is the same as 'float* v'. You can pass address of your first element out of a contiguous set, e.g. &myvector.x
// For all the Float2/Float3/Float4/Int2/Int3/Int4 versions of every functions, note that a 'float v[X]' function argument is the same as 'float* v', the array syntax is just a way to document the number of elements that are expected to be accessible. You can pass address of your first element out of a contiguous set, e.g. &myvector.x
// Speed are per-pixel of mouse movement (v_speed=0.2f: mouse needs to move by 5 pixels to increase value by 1). For gamepad/keyboard navigation, minimum speed is Max(v_speed, minimum_step_at_given_precision).
IMGUI_API bool DragFloat(const char* label, float* v, float v_speed = 1.0f, float v_min = 0.0f, float v_max = 0.0f, const char* display_format = "%.3f", float power = 1.0f); // If v_min >= v_max we have no bound
IMGUI_API bool DragFloat2(const char* label, float v[2], float v_speed = 1.0f, float v_min = 0.0f, float v_max = 0.0f, const char* display_format = "%.3f", float power = 1.0f);
@ -313,7 +310,7 @@ namespace ImGui
IMGUI_API bool InputInt4(const char* label, int v[4], ImGuiInputTextFlags extra_flags = 0);
// Widgets: Sliders (tip: ctrl+click on a slider to input with keyboard. manually input values aren't clamped, can go off-bounds)
IMGUI_API bool SliderFloat(const char* label, float* v, float v_min, float v_max, const char* display_format = "%.3f", float power = 1.0f); // adjust display_format to decorate the value with a prefix or a suffix. Use power!=1.0 for logarithmic sliders
IMGUI_API bool SliderFloat(const char* label, float* v, float v_min, float v_max, const char* display_format = "%.3f", float power = 1.0f); // adjust display_format to decorate the value with a prefix or a suffix for in-slider labels or unit display. Use power!=1.0 for logarithmic sliders
IMGUI_API bool SliderFloat2(const char* label, float v[2], float v_min, float v_max, const char* display_format = "%.3f", float power = 1.0f);
IMGUI_API bool SliderFloat3(const char* label, float v[3], float v_min, float v_max, const char* display_format = "%.3f", float power = 1.0f);
IMGUI_API bool SliderFloat4(const char* label, float v[4], float v_min, float v_max, const char* display_format = "%.3f", float power = 1.0f);
@ -325,6 +322,15 @@ namespace ImGui
IMGUI_API bool VSliderFloat(const char* label, const ImVec2& size, float* v, float v_min, float v_max, const char* display_format = "%.3f", float power = 1.0f);
IMGUI_API bool VSliderInt(const char* label, const ImVec2& size, int* v, int v_min, int v_max, const char* display_format = "%.0f");
// Widgets: Color Editor/Picker (tip: the ColorEdit* functions have a little colored preview square that can be left-clicked to open a picker, and right-clicked to open an option menu.)
// Note that a 'float v[X]' function argument is the same as 'float* v', the array syntax is just a way to document the number of elements that are expected to be accessible. You can the pass the address of a first float element out of a contiguous structure, e.g. &myvector.x
IMGUI_API bool ColorEdit3(const char* label, float col[3], ImGuiColorEditFlags flags = 0);
IMGUI_API bool ColorEdit4(const char* label, float col[4], ImGuiColorEditFlags flags = 0);
IMGUI_API bool ColorPicker3(const char* label, float col[3], ImGuiColorEditFlags flags = 0);
IMGUI_API bool ColorPicker4(const char* label, float col[4], ImGuiColorEditFlags flags = 0, const float* ref_col = NULL);
IMGUI_API bool ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFlags flags = 0, ImVec2 size = ImVec2(0,0)); // display a colored square/button, hover for details, return true when pressed.
IMGUI_API void SetColorEditOptions(ImGuiColorEditFlags flags); // initialize current options (generally on application startup) if you want to select a default format, picker type, etc. User will be able to change many settings, unless you pass the _NoOptions flag to your calls.
// Widgets: Trees
IMGUI_API bool TreeNode(const char* label); // if returning 'true' the node is open and the tree id is pushed into the id stack. user is responsible for calling TreePop().
IMGUI_API bool TreeNode(const char* str_id, const char* fmt, ...) IM_PRINTFARGS(2); // read the FAQ about why and how to use ID. to align arbitrary text at the same level as a TreeNode() you can use Bullet().
@ -456,7 +462,7 @@ namespace ImGui
IMGUI_API ImVec2 GetMousePosOnOpeningCurrentPopup(); // retrieve backup of mouse positioning at the time of opening popup we have BeginPopup() into
IMGUI_API ImVec2 GetMouseDragDelta(int button = 0, float lock_threshold = -1.0f); // dragging amount since clicking. if lock_threshold < -1.0f uses io.MouseDraggingThreshold
IMGUI_API void ResetMouseDragDelta(int button = 0); //
IMGUI_API ImGuiMouseCursor GetMouseCursor(); // get desired cursor type, reset in ImGui::NewFrame(), this updated during the frame. valid before Render(). If you use software rendering by setting io.MouseDrawCursor ImGui will render those for you
IMGUI_API ImGuiMouseCursor GetMouseCursor(); // get desired cursor type, reset in ImGui::NewFrame(), this is updated during the frame. valid before Render(). If you use software rendering by setting io.MouseDrawCursor ImGui will render those for you
IMGUI_API void SetMouseCursor(ImGuiMouseCursor type); // set desired cursor type
IMGUI_API void CaptureKeyboardFromApp(bool capture = true); // manually override io.WantCaptureKeyboard flag next frame (said flag is entirely left for your application handle). e.g. force capture keyboard when your widget is being hovered.
IMGUI_API void CaptureMouseFromApp(bool capture = true); // manually override io.WantCaptureMouse flag next frame (said flag is entirely left for your application handle).
@ -697,15 +703,34 @@ enum ImGuiStyleVar_
ImGuiStyleVar_Count_
};
// Enumeration for ColorEditMode()
// FIXME-OBSOLETE: Will be replaced by future color/picker api
enum ImGuiColorEditMode_
// Enumeration for ColorEdit3() / ColorEdit4() / ColorPicker3() / ColorPicker4() / ColorButton()
enum ImGuiColorEditFlags_
{
ImGuiColorEditMode_UserSelect = -2,
ImGuiColorEditMode_UserSelectShowButton = -1,
ImGuiColorEditMode_RGB = 0,
ImGuiColorEditMode_HSV = 1,
ImGuiColorEditMode_HEX = 2
ImGuiColorEditFlags_NoAlpha = 1 << 1, // // ColorEdit, ColorPicker, ColorButton: ignore Alpha component (read 3 components from the input pointer).
ImGuiColorEditFlags_NoPicker = 1 << 2, // // ColorEdit: disable picker when clicking on colored square.
ImGuiColorEditFlags_NoOptions = 1 << 3, // // ColorEdit: disable toggling options menu when right-clicking on inputs/small preview.
ImGuiColorEditFlags_NoSmallPreview = 1 << 4, // // ColorEdit, ColorPicker: disable colored square preview next to the inputs. (e.g. to show only the inputs)
ImGuiColorEditFlags_NoInputs = 1 << 5, // // ColorEdit, ColorPicker: disable inputs sliders/text widgets (e.g. to show only the small preview colored square).
ImGuiColorEditFlags_NoTooltip = 1 << 6, // // ColorEdit, ColorPicker, ColorButton: disable tooltip when hovering the preview.
ImGuiColorEditFlags_NoLabel = 1 << 7, // // ColorEdit, ColorPicker: disable display of inline text label (the label is still forwarded to the tooltip and picker).
ImGuiColorEditFlags_NoSidePreview = 1 << 8, // // ColorPicker: disable bigger color preview on right side of the picker, use small colored square preview instead.
// User Options (right-click on widget to change some of them). You can set application defaults using SetColorEditOptions(). The idea is that you probably don't want to override them in most of your calls, let the user choose and/or call SetColorEditOptions() during startup.
ImGuiColorEditFlags_AlphaBar = 1 << 9, // // ColorEdit, ColorPicker: show vertical alpha bar/gradient in picker.
ImGuiColorEditFlags_AlphaPreview = 1 << 10, // // ColorEdit, ColorPicker, ColorButton: display preview as a transparent color over a checkerboard, instead of opaque.
ImGuiColorEditFlags_AlphaPreviewHalf= 1 << 11, // // ColorEdit, ColorPicker, ColorButton: display half opaque / half checkerboard, instead of opaque.
ImGuiColorEditFlags_HDR = 1 << 12, // // (WIP) ColorEdit: Currently only disable 0.0f..1.0f limits in RGBA edition (note: you probably want to use ImGuiColorEditFlags_Float flag as well).
ImGuiColorEditFlags_RGB = 1 << 13, // [Inputs] // ColorEdit: choose one among RGB/HSV/HEX. ColorPicker: choose any combination using RGB/HSV/HEX.
ImGuiColorEditFlags_HSV = 1 << 14, // [Inputs] // "
ImGuiColorEditFlags_HEX = 1 << 15, // [Inputs] // "
ImGuiColorEditFlags_Uint8 = 1 << 16, // [DataType] // ColorEdit, ColorPicker, ColorButton: _display_ values formatted as 0..255.
ImGuiColorEditFlags_Float = 1 << 17, // [DataType] // ColorEdit, ColorPicker, ColorButton: _display_ values formatted as 0.0f..1.0f floats instead of 0..255 integers. No round-trip of value via integers.
ImGuiColorEditFlags_PickerHueBar = 1 << 18, // [PickerMode] // ColorPicker: bar for Hue, rectangle for Sat/Value.
ImGuiColorEditFlags_PickerHueWheel = 1 << 19, // [PickerMode] // ColorPicker: wheel for Hue, triangle for Sat/Value.
// Internals/Masks
ImGuiColorEditFlags__InputsMask = ImGuiColorEditFlags_RGB|ImGuiColorEditFlags_HSV|ImGuiColorEditFlags_HEX,
ImGuiColorEditFlags__DataTypeMask = ImGuiColorEditFlags_Uint8|ImGuiColorEditFlags_Float,
ImGuiColorEditFlags__PickerMask = ImGuiColorEditFlags_PickerHueWheel|ImGuiColorEditFlags_PickerHueBar,
ImGuiColorEditFlags__OptionsDefault = ImGuiColorEditFlags_Uint8|ImGuiColorEditFlags_RGB|ImGuiColorEditFlags_PickerHueBar // Change application default using SetColorEditOptions()
};
// Enumeration for GetMouseCursor()

151
imgui_demo.cpp
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@ -653,7 +653,7 @@ void ImGui::ShowTestWindow(bool* p_open)
static float col1[3] = { 1.0f,0.0f,0.2f };
static float col2[4] = { 0.4f,0.7f,0.0f,0.5f };
ImGui::ColorEdit3("color 1", col1);
ImGui::SameLine(); ShowHelpMarker("Click on the colored square to change edit mode.\nCTRL+click on individual component to input value.\n");
ImGui::SameLine(); ShowHelpMarker("Click on the colored square to open a color picker.\nRight-click on the colored square to show options.\nCTRL+click on individual component to input value.\n");
ImGui::ColorEdit4("color 2", col2);
@ -666,6 +666,127 @@ void ImGui::ShowTestWindow(bool* p_open)
//ImGui::ListBox("##listbox2", &listbox_item_current2, listbox_items, IM_ARRAYSIZE(listbox_items), 4);
//ImGui::PopItemWidth();
if (ImGui::TreeNode("Color/Picker Widgets"))
{
static ImVec4 color = ImColor(114, 144, 154, 200);
static bool hdr = false;
static bool alpha_preview = true;
static bool alpha_half_preview = false;
static bool options_menu = true;
ImGui::Checkbox("With HDR", &hdr); ImGui::SameLine(); ShowHelpMarker("Currently all this does is to lift the 0..1 limits on dragging widgets.");
ImGui::Checkbox("With Alpha Preview", &alpha_preview);
ImGui::Checkbox("With Half Alpha Preview", &alpha_half_preview);
ImGui::Checkbox("With Options Menu", &options_menu); ImGui::SameLine(); ShowHelpMarker("Right-click on the individual color widget to show options.");
int misc_flags = (hdr ? ImGuiColorEditFlags_HDR : 0) | (alpha_half_preview ? ImGuiColorEditFlags_AlphaPreviewHalf : (alpha_preview ? ImGuiColorEditFlags_AlphaPreview : 0)) | (options_menu ? 0 : ImGuiColorEditFlags_NoOptions);
ImGui::Text("Color widget:");
ImGui::SameLine(); ShowHelpMarker("Click on the colored square to open a color picker.\nCTRL+click on individual component to input value.\n");
ImGui::ColorEdit3("MyColor##1", (float*)&color, misc_flags);
ImGui::Text("Color widget HSV with Alpha:");
ImGui::ColorEdit4("MyColor##2", (float*)&color, ImGuiColorEditFlags_HSV | misc_flags);
ImGui::Text("Color widget with Float Display:");
ImGui::ColorEdit4("MyColor##2f", (float*)&color, ImGuiColorEditFlags_Float | misc_flags);
ImGui::Text("Color button with Picker:");
ImGui::SameLine(); ShowHelpMarker("With the ImGuiColorEditFlags_NoInputs flag you can hide all the slider/text inputs.\nWith the ImGuiColorEditFlags_NoLabel flag you can pass a non-empty label which will only be used for the tooltip and picker popup.");
ImGui::ColorEdit4("MyColor##3", (float*)&color, ImGuiColorEditFlags_NoInputs | ImGuiColorEditFlags_NoLabel | misc_flags);
ImGui::Text("Color button with Custom Picker Popup:");
static bool saved_palette_inited = false;
static ImVec4 saved_palette[32];
static ImVec4 backup_color;
if (!saved_palette_inited)
for (int n = 0; n < IM_ARRAYSIZE(saved_palette); n++)
ImGui::ColorConvertHSVtoRGB(n / 31.0f, 0.8f, 0.8f, saved_palette[n].x, saved_palette[n].y, saved_palette[n].z);
bool open_popup = ImGui::ColorButton("MyColor##3b", color, misc_flags);
ImGui::SameLine();
open_popup |= ImGui::Button("Palette");
if (open_popup)
{
ImGui::OpenPopup("mypicker");
backup_color = color;
}
if (ImGui::BeginPopup("mypicker"))
{
// FIXME: Adding a drag and drop example here would be perfect!
ImGui::Text("MY CUSTOM COLOR PICKER WITH AN AMAZING PALETTE!");
ImGui::Separator();
ImGui::ColorPicker4("##picker", (float*)&color, misc_flags | ImGuiColorEditFlags_NoSidePreview | ImGuiColorEditFlags_NoSmallPreview);
ImGui::SameLine();
ImGui::BeginGroup();
ImGui::Text("Current");
ImGui::ColorButton("##current", color, ImGuiColorEditFlags_NoPicker | ImGuiColorEditFlags_AlphaPreviewHalf, ImVec2(60,40));
ImGui::Text("Previous");
if (ImGui::ColorButton("##previous", backup_color, ImGuiColorEditFlags_NoPicker | ImGuiColorEditFlags_AlphaPreviewHalf, ImVec2(60,40)))
color = backup_color;
ImGui::Separator();
ImGui::Text("Palette");
for (int n = 0; n < IM_ARRAYSIZE(saved_palette); n++)
{
ImGui::PushID(n);
if ((n % 8) != 0)
ImGui::SameLine(0.0f, ImGui::GetStyle().ItemSpacing.y);
if (ImGui::ColorButton("##palette", saved_palette[n], ImGuiColorEditFlags_NoPicker | ImGuiColorEditFlags_NoTooltip, ImVec2(20,20)))
color = ImVec4(saved_palette[n].x, saved_palette[n].y, saved_palette[n].z, color.w); // Preserve alpha!
ImGui::PopID();
}
ImGui::EndGroup();
ImGui::EndPopup();
}
ImGui::Text("Color button only:");
ImGui::ColorButton("MyColor##3b", *(ImVec4*)&color, misc_flags, ImVec2(80,80));
ImGui::Text("Color picker:");
static bool alpha = true;
static bool alpha_bar = true;
static bool side_preview = true;
static bool ref_color = false;
static ImVec4 ref_color_v(1.0f,0.0f,1.0f,0.5f);
static int inputs_mode = 2;
static int picker_mode = 0;
ImGui::Checkbox("With Alpha", &alpha);
ImGui::Checkbox("With Alpha Bar", &alpha_bar);
ImGui::Checkbox("With Side Preview", &side_preview);
if (side_preview)
{
ImGui::SameLine();
ImGui::Checkbox("With Ref Color", &ref_color);
if (ref_color)
{
ImGui::SameLine();
ImGui::ColorEdit4("##RefColor", &ref_color_v.x, ImGuiColorEditFlags_NoInputs | misc_flags);
}
}
ImGui::Combo("Inputs Mode", &inputs_mode, "All Inputs\0No Inputs\0RGB Input\0HSV Input\0HEX Input\0");
ImGui::Combo("Picker Mode", &picker_mode, "Auto/Current\0Hue bar + SV rect\0Hue wheel + SV triangle\0");
ImGui::SameLine(); ShowHelpMarker("User can right-click the picker to change mode.");
ImGuiColorEditFlags flags = misc_flags;
if (!alpha) flags |= ImGuiColorEditFlags_NoAlpha; // This is by default if you call ColorPicker3() instead of ColorPicker4()
if (alpha_bar) flags |= ImGuiColorEditFlags_AlphaBar;
if (!side_preview) flags |= ImGuiColorEditFlags_NoSidePreview;
if (picker_mode == 1) flags |= ImGuiColorEditFlags_PickerHueBar;
if (picker_mode == 2) flags |= ImGuiColorEditFlags_PickerHueWheel;
if (inputs_mode == 1) flags |= ImGuiColorEditFlags_NoInputs;
if (inputs_mode == 2) flags |= ImGuiColorEditFlags_RGB;
if (inputs_mode == 3) flags |= ImGuiColorEditFlags_HSV;
if (inputs_mode == 4) flags |= ImGuiColorEditFlags_HEX;
ImGui::ColorPicker4("MyColor##4", (float*)&color, flags, ref_color ? &ref_color_v.x : NULL);
ImGui::Text("Programmatically set defaults/options:");
ImGui::SameLine(); ShowHelpMarker("SetColorEditOptions() is designed to allow you to set boot-time default.\nWe don't have Push/Pop functions because you can force options on a per-widget basis if needed, and the user can change non-forced ones with the options menu.\nWe don't have a getter to avoid encouraging you to persistently save values that aren't forward-compatible.");
if (ImGui::Button("Uint8 + HSV"))
ImGui::SetColorEditOptions(ImGuiColorEditFlags_Uint8 | ImGuiColorEditFlags_HSV);
ImGui::SameLine();
if (ImGui::Button("Float + HDR + NoClamp"))
ImGui::SetColorEditOptions(ImGuiColorEditFlags_Float | ImGuiColorEditFlags_RGB | ImGuiColorEditFlags_HDR);
ImGui::TreePop();
}
if (ImGui::TreeNode("Range Widgets"))
{
ImGui::Unindent();
@ -1289,15 +1410,17 @@ void ImGui::ShowTestWindow(bool* p_open)
{
if (ImGui::Selectable("Set to zero")) value = 0.0f;
if (ImGui::Selectable("Set to PI")) value = 3.1415f;
ImGui::DragFloat("Value", &value, 0.1f, 0.0f, 0.0f);
ImGui::EndPopup();
}
static ImVec4 color = ImColor(0.8f, 0.5f, 1.0f, 1.0f);
ImGui::ColorButton(color);
if (ImGui::BeginPopupContextItem("color context menu"))
static char name[32] = "Label1";
char buf[64]; sprintf(buf, "Button: %s###Button", name); // ### operator override ID ignoring the preceeding label
ImGui::Button(buf);
if (ImGui::BeginPopupContextItem("rename context menu"))
{
ImGui::Text("Edit color");
ImGui::ColorEdit3("##edit", (float*)&color);
ImGui::Text("Edit name:");
ImGui::InputText("##edit", name, IM_ARRAYSIZE(name));
if (ImGui::Button("Close"))
ImGui::CloseCurrentPopup();
ImGui::EndPopup();
@ -1726,27 +1849,25 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
ImGui::SameLine(); ImGui::PushItemWidth(120); ImGui::Combo("##output_type", &output_dest, "To Clipboard\0To TTY\0"); ImGui::PopItemWidth();
ImGui::SameLine(); ImGui::Checkbox("Only Modified Fields", &output_only_modified);
static ImGuiColorEditMode edit_mode = ImGuiColorEditMode_RGB;
ImGui::RadioButton("RGB", &edit_mode, ImGuiColorEditMode_RGB);
ImGui::SameLine();
ImGui::RadioButton("HSV", &edit_mode, ImGuiColorEditMode_HSV);
ImGui::SameLine();
ImGui::RadioButton("HEX", &edit_mode, ImGuiColorEditMode_HEX);
//ImGui::Text("Tip: Click on colored square to change edit mode.");
ImGui::Text("Tip: Left-click on colored square to open color picker,\nRight-click to open edit options menu.");
static ImGuiTextFilter filter;
filter.Draw("Filter colors", 200);
static ImGuiColorEditFlags alpha_flags = 0;
ImGui::RadioButton("Opaque", &alpha_flags, 0); ImGui::SameLine();
ImGui::RadioButton("Alpha", &alpha_flags, ImGuiColorEditFlags_AlphaPreview); ImGui::SameLine();
ImGui::RadioButton("Both", &alpha_flags, ImGuiColorEditFlags_AlphaPreviewHalf);
ImGui::BeginChild("#colors", ImVec2(0, 300), true, ImGuiWindowFlags_AlwaysVerticalScrollbar);
ImGui::PushItemWidth(-160);
ImGui::ColorEditMode(edit_mode);
for (int i = 0; i < ImGuiCol_COUNT; i++)
{
const char* name = ImGui::GetStyleColName(i);
if (!filter.PassFilter(name))
continue;
ImGui::PushID(i);
ImGui::ColorEdit4(name, (float*)&style.Colors[i], true);
ImGui::ColorEdit4(name, (float*)&style.Colors[i], ImGuiColorEditFlags_AlphaBar | alpha_flags);
if (memcmp(&style.Colors[i], (ref ? &ref->Colors[i] : &default_style.Colors[i]), sizeof(ImVec4)) != 0)
{
ImGui::SameLine(); if (ImGui::Button("Revert")) style.Colors[i] = ref ? ref->Colors[i] : default_style.Colors[i];

21
imgui_draw.cpp
View File

@ -432,7 +432,7 @@ void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32
{
// Anti-aliased stroke
const float AA_SIZE = 1.0f;
const ImU32 col_trans = col & IM_COL32(255,255,255,0);
const ImU32 col_trans = col & ~IM_COL32_A_MASK;
const int idx_count = thick_line ? count*18 : count*12;
const int vtx_count = thick_line ? points_count*4 : points_count*3;
@ -605,7 +605,7 @@ void ImDrawList::AddConvexPolyFilled(const ImVec2* points, const int points_coun
{
// Anti-aliased Fill
const float AA_SIZE = 1.0f;
const ImU32 col_trans = col & IM_COL32(255,255,255,0);
const ImU32 col_trans = col & ~IM_COL32_A_MASK;
const int idx_count = (points_count-2)*3 + points_count*6;
const int vtx_count = (points_count*2);
PrimReserve(idx_count, vtx_count);
@ -774,9 +774,14 @@ void ImDrawList::PathBezierCurveTo(const ImVec2& p2, const ImVec2& p3, const ImV
void ImDrawList::PathRect(const ImVec2& a, const ImVec2& b, float rounding, int rounding_corners)
{
const int corners_top = ImGuiCorner_TopLeft | ImGuiCorner_TopRight;
const int corners_bottom = ImGuiCorner_BottomLeft | ImGuiCorner_BottomRight;
const int corners_left = ImGuiCorner_TopLeft | ImGuiCorner_BottomLeft;
const int corners_right = ImGuiCorner_TopRight | ImGuiCorner_BottomRight;
float r = rounding;
r = ImMin(r, fabsf(b.x-a.x) * ( ((rounding_corners&(1|2))==(1|2)) || ((rounding_corners&(4|8))==(4|8)) ? 0.5f : 1.0f ) - 1.0f);
r = ImMin(r, fabsf(b.y-a.y) * ( ((rounding_corners&(1|8))==(1|8)) || ((rounding_corners&(2|4))==(2|4)) ? 0.5f : 1.0f ) - 1.0f);
r = ImMin(r, fabsf(b.x-a.x) * ( ((rounding_corners & corners_top) == corners_top) || ((rounding_corners & corners_bottom) == corners_bottom) ? 0.5f : 1.0f ) - 1.0f);
r = ImMin(r, fabsf(b.y-a.y) * ( ((rounding_corners & corners_left) == corners_left) || ((rounding_corners & corners_right) == corners_right) ? 0.5f : 1.0f ) - 1.0f);
if (r <= 0.0f || rounding_corners == 0)
{
@ -787,10 +792,10 @@ void ImDrawList::PathRect(const ImVec2& a, const ImVec2& b, float rounding, int
}
else
{
const float r0 = (rounding_corners & 1) ? r : 0.0f;
const float r1 = (rounding_corners & 2) ? r : 0.0f;
const float r2 = (rounding_corners & 4) ? r : 0.0f;
const float r3 = (rounding_corners & 8) ? r : 0.0f;
const float r0 = (rounding_corners & ImGuiCorner_TopLeft) ? r : 0.0f;
const float r1 = (rounding_corners & ImGuiCorner_TopRight) ? r : 0.0f;
const float r2 = (rounding_corners & ImGuiCorner_BottomRight) ? r : 0.0f;
const float r3 = (rounding_corners & ImGuiCorner_BottomLeft) ? r : 0.0f;
PathArcToFast(ImVec2(a.x+r0,a.y+r0), r0, 6, 9);
PathArcToFast(ImVec2(b.x-r1,a.y+r1), r1, 9, 12);
PathArcToFast(ImVec2(b.x-r2,b.y-r2), r2, 0, 3);

47
imgui_internal.h
View File

@ -91,11 +91,17 @@ IMGUI_API int ImTextCountUtf8BytesFromStr(const ImWchar* in_text, cons
// Helpers: Misc
IMGUI_API ImU32 ImHash(const void* data, int data_size, ImU32 seed = 0); // Pass data_size==0 for zero-terminated strings
IMGUI_API void* ImFileLoadToMemory(const char* filename, const char* file_open_mode, int* out_file_size = NULL, int padding_bytes = 0);
IMGUI_API FILE* ImFileOpen(const char* filename, const char* file_open_mode);
IMGUI_API bool ImIsPointInTriangle(const ImVec2& p, const ImVec2& a, const ImVec2& b, const ImVec2& c);
IMGUI_API FILE* ImFileOpen(const char* filename, const char* file_open_mode);
static inline bool ImCharIsSpace(int c) { return c == ' ' || c == '\t' || c == 0x3000; }
static inline bool ImIsPowerOfTwo(int v) { return v != 0 && (v & (v - 1)) == 0; }
static inline int ImUpperPowerOfTwo(int v) { v--; v |= v >> 1; v |= v >> 2; v |= v >> 4; v |= v >> 8; v |= v >> 16; v++; return v; }
// Helpers: Geometry
IMGUI_API ImVec2 ImLineClosestPoint(const ImVec2& a, const ImVec2& b, const ImVec2& p);
IMGUI_API bool ImTriangleContainsPoint(const ImVec2& a, const ImVec2& b, const ImVec2& c, const ImVec2& p);
IMGUI_API ImVec2 ImTriangleClosestPoint(const ImVec2& a, const ImVec2& b, const ImVec2& c, const ImVec2& p);
IMGUI_API void ImTriangleBarycentricCoords(const ImVec2& a, const ImVec2& b, const ImVec2& c, const ImVec2& p, float& out_u, float& out_v, float& out_w);
// Helpers: String
IMGUI_API int ImStricmp(const char* str1, const char* str2);
IMGUI_API int ImStrnicmp(const char* str1, const char* str2, int count);
@ -132,13 +138,17 @@ static inline int ImClamp(int v, int mn, int mx)
static inline float ImClamp(float v, float mn, float mx) { return (v < mn) ? mn : (v > mx) ? mx : v; }
static inline ImVec2 ImClamp(const ImVec2& f, const ImVec2& mn, ImVec2 mx) { return ImVec2(ImClamp(f.x,mn.x,mx.x), ImClamp(f.y,mn.y,mx.y)); }
static inline float ImSaturate(float f) { return (f < 0.0f) ? 0.0f : (f > 1.0f) ? 1.0f : f; }
static inline int ImLerp(int a, int b, float t) { return (int)(a + (b - a) * t); }
static inline float ImLerp(float a, float b, float t) { return a + (b - a) * t; }
static inline ImVec2 ImLerp(const ImVec2& a, const ImVec2& b, float t) { return ImVec2(a.x + (b.x - a.x) * t, a.y + (b.y - a.y) * t); }
static inline ImVec2 ImLerp(const ImVec2& a, const ImVec2& b, const ImVec2& t) { return ImVec2(a.x + (b.x - a.x) * t.x, a.y + (b.y - a.y) * t.y); }
static inline float ImLengthSqr(const ImVec2& lhs) { return lhs.x*lhs.x + lhs.y*lhs.y; }
static inline float ImLengthSqr(const ImVec4& lhs) { return lhs.x*lhs.x + lhs.y*lhs.y + lhs.z*lhs.z + lhs.w*lhs.w; }
static inline float ImInvLength(const ImVec2& lhs, float fail_value) { float d = lhs.x*lhs.x + lhs.y*lhs.y; if (d > 0.0f) return 1.0f / sqrtf(d); return fail_value; }
static inline float ImFloor(float f) { return (float)(int)f; }
static inline ImVec2 ImFloor(ImVec2 v) { return ImVec2((float)(int)v.x, (float)(int)v.y); }
static inline ImVec2 ImFloor(const ImVec2& v) { return ImVec2((float)(int)v.x, (float)(int)v.y); }
static inline float ImDot(const ImVec2& a, const ImVec2& b) { return a.x * b.x + a.y * b.y; }
static inline ImVec2 ImRotate(const ImVec2& v, float cos_a, float sin_a) { return ImVec2(v.x * cos_a - v.y * sin_a, v.x * sin_a + v.y * cos_a); }
// We call C++ constructor on own allocated memory via the placement "new(ptr) Type()" syntax.
// Defining a custom placement new() with a dummy parameter allows us to bypass including <new> which on some platforms complains when user has disabled exceptions.
@ -211,13 +221,13 @@ enum ImGuiInputSource
ImGuiInputSource_Count_,
};
enum ImGuiNavDir
enum ImGuiDir
{
ImGuiNavDir_None = -1,
ImGuiNavDir_Left = 0,
ImGuiNavDir_Right = 1,
ImGuiNavDir_Up = 2,
ImGuiNavDir_Down = 3,
ImGuiDir_None = -1,
ImGuiDir_Left = 0,
ImGuiDir_Right = 1,
ImGuiDir_Up = 2,
ImGuiDir_Down = 3,
};
enum ImGuiCorner
@ -444,7 +454,7 @@ struct ImGuiContext
bool NavInitDefaultResultExplicit; // Whether the result was explicitly requested with SetItemDefaultFocus()
bool NavMoveRequest; // Move request for this frame
bool NavMoveFromClampedRefRect; // Set by manual scrolling, if we scroll to a point where NavId isn't visible we reset navigation from visible items
ImGuiNavDir NavMoveDir; // West/East/North/South
ImGuiDir NavMoveDir; // West/East/North/South
ImGuiID NavMoveResultId; // Best move request candidate
float NavMoveResultDistBox; // Best move request candidate box distance to current NavId
float NavMoveResultDistCenter; // Best move request candidate center distance to current NavId
@ -480,7 +490,8 @@ struct ImGuiContext
ImGuiTextEditState InputTextState;
ImFont InputTextPasswordFont;
ImGuiID ScalarAsInputTextId; // Temporary text input when CTRL+clicking on a slider, etc.
ImGuiStorage ColorEditModeStorage; // Store user selection of color edit mode
ImGuiColorEditFlags ColorEditOptions; // Store user options for color edit widgets
ImVec4 ColorPickerRef;
float DragCurrentValue; // Currently dragged value, always float, not rounded by end-user precision settings
ImVec2 DragLastMouseDelta;
float DragSpeedDefaultRatio; // If speed == 0.0f, uses (max-min) * DragSpeedDefaultRatio
@ -549,7 +560,7 @@ struct ImGuiContext
NavInitDefaultResultId = 0;
NavInitDefaultResultExplicit = false;
NavMoveRequest = false;
NavMoveDir = ImGuiNavDir_None;
NavMoveDir = ImGuiDir_None;
NavMoveResultId = 0;
NavMoveResultDistBox = NavMoveResultDistCenter = NavMoveResultDistAxial = 0.0f;
@ -569,6 +580,7 @@ struct ImGuiContext
SetNextTreeNodeOpenCond = 0;
ScalarAsInputTextId = 0;
ColorEditOptions = ImGuiColorEditFlags__OptionsDefault;
DragCurrentValue = 0.0f;
DragLastMouseDelta = ImVec2(0.0f, 0.0f);
DragSpeedDefaultRatio = 1.0f / 100.0f;
@ -642,7 +654,6 @@ struct IMGUI_API ImGuiDrawContext
ImVector<float> ItemWidthStack;
ImVector<float> TextWrapPosStack;
ImVector<ImGuiGroupData>GroupStack;
ImGuiColorEditMode ColorEditMode;
int StackSizesBackup[6]; // Store size of various stacks for asserting
float IndentX; // Indentation / start position from left of window (increased by TreePush/TreePop, etc.)
@ -679,7 +690,6 @@ struct IMGUI_API ImGuiDrawContext
ItemWidth = 0.0f;
ItemFlags = ImGuiItemFlags_Default_;
TextWrapPos = -1.0f;
ColorEditMode = ImGuiColorEditMode_RGB;
memset(StackSizesBackup, 0, sizeof(StackSizesBackup));
IndentX = 0.0f;
@ -818,13 +828,14 @@ namespace ImGui
IMGUI_API void OpenPopupEx(const char* str_id, bool reopen_existing);
IMGUI_API int CalcTypematicPressedRepeatAmount(float t, float t_prev, float repeat_delay, float repeat_rate);
// NB: All position are in absolute pixels coordinates (not window coordinates)
// FIXME: All those functions are a mess and needs to be refactored into something decent. AVOID USING OUTSIDE OF IMGUI.CPP! NOT FOR PUBLIC CONSUMPTION.
// We need: a sort of symbol library, preferably baked into font atlas when possible + decent text rendering helpers.
// NB: All position are in absolute pixels coordinates (never using window coordinates internally)
// AVOID USING OUTSIDE OF IMGUI.CPP! NOT FOR PUBLIC CONSUMPTION. THOSE FUNCTIONS ARE A MESS. THEIR SIGNATURE AND BEHAVIOR WILL CHANGE, THEY NEED TO BE REFACTORED INTO SOMETHING DECENT.
IMGUI_API void RenderText(ImVec2 pos, const char* text, const char* text_end = NULL, bool hide_text_after_hash = true);
IMGUI_API void RenderTextWrapped(ImVec2 pos, const char* text, const char* text_end, float wrap_width);
IMGUI_API void RenderTextClipped(const ImVec2& pos_min, const ImVec2& pos_max, const char* text, const char* text_end, const ImVec2* text_size_if_known, const ImVec2& align = ImVec2(0,0), const ImRect* clip_rect = NULL);
IMGUI_API void RenderFrame(ImVec2 p_min, ImVec2 p_max, ImU32 fill_col, bool border = true, float rounding = 0.0f);
IMGUI_API void RenderFrameBorder(ImVec2 p_min, ImVec2 p_max, float rounding = 0.0f);
IMGUI_API void RenderColorRectWithAlphaCheckerboard(ImVec2 p_min, ImVec2 p_max, ImU32 fill_col, float grid_step, ImVec2 grid_off, float rounding = 0.0f, int rounding_corners_flags = ~0);
IMGUI_API void RenderCollapseTriangle(ImVec2 pos, bool is_open, float scale = 1.0f);
IMGUI_API void RenderBullet(ImVec2 pos);
IMGUI_API void RenderCheckMark(ImVec2 pos, ImU32 col);
@ -849,6 +860,8 @@ namespace ImGui
IMGUI_API bool InputScalarEx(const char* label, ImGuiDataType data_type, void* data_ptr, void* step_ptr, void* step_fast_ptr, const char* scalar_format, ImGuiInputTextFlags extra_flags);
IMGUI_API bool InputScalarAsWidgetReplacement(const ImRect& aabb, const char* label, ImGuiDataType data_type, void* data_ptr, ImGuiID id, int decimal_precision);
IMGUI_API void ColorTooltip(const char* text, const float col[4], ImGuiColorEditFlags flags);
IMGUI_API bool TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* label, const char* label_end = NULL);
IMGUI_API bool TreeNodeBehaviorIsOpen(ImGuiID id, ImGuiTreeNodeFlags flags = 0); // Consume previous SetNextTreeNodeOpened() data, if any. May return true when logging
IMGUI_API void TreePushRawID(ImGuiID id);

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