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Merge branch 'master' into docking

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# Conflicts:
#	docs/CHANGELOG.txt
#	examples/example_glfw_vulkan/main.cpp
#	examples/example_sdl_vulkan/main.cpp
#	imgui.cpp
This commit is contained in:
omar
2020-08-10 11:35:51 +02:00
parent de1588928b 209a6a751c
commit 2c13a74a9d
14 changed files with 240 additions and 160 deletions
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164
imgui_demo.cpp
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@ -1298,7 +1298,7 @@ static void ShowDemoWindowWidgets()
static float arr[] = { 0.6f, 0.1f, 1.0f, 0.5f, 0.92f, 0.1f, 0.2f };
ImGui::PlotLines("Frame Times", arr, IM_ARRAYSIZE(arr));
// Create a dummy array of contiguous float values to plot
// Fill an array of contiguous float values to plot
// Tip: If your float aren't contiguous but part of a structure, you can pass a pointer to your first float
// and the sizeof() of your structure in the "stride" parameter.
static float values[90] = {};
@ -1306,7 +1306,7 @@ static void ShowDemoWindowWidgets()
static double refresh_time = 0.0;
if (!animate || refresh_time == 0.0)
refresh_time = ImGui::GetTime();
while (refresh_time < ImGui::GetTime()) // Create dummy data at fixed 60 Hz rate for the demo
while (refresh_time < ImGui::GetTime()) // Create data at fixed 60 Hz rate for the demo
{
static float phase = 0.0f;
values[values_offset] = cosf(phase);
@ -1406,7 +1406,7 @@ static void ShowDemoWindowWidgets()
ImGui::Text("Color button with Custom Picker Popup:");
// Generate a dummy default palette. The palette will persist and can be edited.
// Generate a default palette. The palette will persist and can be edited.
static bool saved_palette_init = true;
static ImVec4 saved_palette[32] = {};
if (saved_palette_init)
@ -1987,8 +1987,8 @@ static void ShowDemoWindowWidgets()
if (embed_all_inside_a_child_window)
ImGui::EndChild();
static char dummy_str[] = "This is a dummy field to be able to tab-out of the widgets above.";
ImGui::InputText("dummy", dummy_str, IM_ARRAYSIZE(dummy_str), ImGuiInputTextFlags_ReadOnly);
static char unused_str[] = "This widget is only here to be able to tab-out of the widgets above.";
ImGui::InputText("unused", unused_str, IM_ARRAYSIZE(unused_str), ImGuiInputTextFlags_ReadOnly);
// Calling IsItemHovered() after begin returns the hovered status of the title bar.
// This is useful in particular if you want to create a context menu associated to the title bar of a window.
@ -2018,7 +2018,7 @@ static void ShowDemoWindowWidgets()
static void ShowDemoWindowLayout()
{
if (!ImGui::CollapsingHeader("Layout"))
if (!ImGui::CollapsingHeader("Layout & Scrolling"))
return;
if (ImGui::TreeNode("Child windows"))
@ -2434,7 +2434,7 @@ static void ShowDemoWindowLayout()
ImGui::SameLine(0.0f, spacing);
if (ImGui::TreeNode("Node##1"))
{
// Dummy tree data
// Placeholder tree data
for (int i = 0; i < 6; i++)
ImGui::BulletText("Item %d..", i);
ImGui::TreePop();
@ -2450,7 +2450,7 @@ static void ShowDemoWindowLayout()
ImGui::SameLine(0.0f, spacing); ImGui::Button("Button##2");
if (node_open)
{
// Dummy tree data
// Placeholder tree data
for (int i = 0; i < 6; i++)
ImGui::BulletText("Item %d..", i);
ImGui::TreePop();
@ -2548,11 +2548,9 @@ static void ShowDemoWindowLayout()
ImGui::Spacing();
HelpMarker(
"Use SetScrollHereX() or SetScrollFromPosX() to scroll to a given horizontal position.\n\n"
"Using the \"Scroll To Pos\" button above will make the discontinuity at edges visible: "
"scrolling to the top/bottom/left/right-most item will add an additional WindowPadding to reflect "
"on reaching the edge of the list.\n\nBecause the clipping rectangle of most window hides half "
"worth of WindowPadding on the left/right, using SetScrollFromPosX(+1) will usually result in "
"clipped text whereas the equivalent SetScrollFromPosY(+1) wouldn't.");
"Because the clipping rectangle of most window hides half worth of WindowPadding on the "
"left/right, using SetScrollFromPosX(+1) will usually result in clipped text whereas the "
"equivalent SetScrollFromPosY(+1) wouldn't.");
ImGui::PushID("##HorizontalScrolling");
for (int i = 0; i < 5; i++)
{
@ -2742,23 +2740,66 @@ static void ShowDemoWindowLayout()
if (ImGui::TreeNode("Clipping"))
{
static ImVec2 size(100, 100), offset(50, 20);
ImGui::TextWrapped(
"On a per-widget basis we are occasionally clipping text CPU-side if it won't fit in its frame. "
"Otherwise we are doing coarser clipping + passing a scissor rectangle to the renderer. "
"The system is designed to try minimizing both execution and CPU/GPU rendering cost.");
static ImVec2 size(100.0f, 100.0f);
static ImVec2 offset(30.0f, 30.0f);
ImGui::DragFloat2("size", (float*)&size, 0.5f, 1.0f, 200.0f, "%.0f");
ImGui::TextWrapped("(Click and drag)");
ImVec2 pos = ImGui::GetCursorScreenPos();
ImVec4 clip_rect(pos.x, pos.y, pos.x + size.x, pos.y + size.y);
ImGui::InvisibleButton("##dummy", size);
if (ImGui::IsItemActive() && ImGui::IsMouseDragging(0))
ImGui::TextWrapped("(Click and drag to scroll)");
for (int n = 0; n < 3; n++)
{
offset.x += ImGui::GetIO().MouseDelta.x;
offset.y += ImGui::GetIO().MouseDelta.y;
if (n > 0)
ImGui::SameLine();
ImGui::PushID(n);
ImGui::BeginGroup(); // Lock X position
ImGui::InvisibleButton("##empty", size);
if (ImGui::IsItemActive() && ImGui::IsMouseDragging(ImGuiMouseButton_Left))
{
offset.x += ImGui::GetIO().MouseDelta.x;
offset.y += ImGui::GetIO().MouseDelta.y;
}
const ImVec2 p0 = ImGui::GetItemRectMin();
const ImVec2 p1 = ImGui::GetItemRectMax();
const char* text_str = "Line 1 hello\nLine 2 clip me!";
const ImVec2 text_pos = ImVec2(p0.x + offset.x, p0.y + offset.y);
ImDrawList* draw_list = ImGui::GetWindowDrawList();
switch (n)
{
case 0:
HelpMarker(
"Using ImGui::PushClipRect():\n"
"Will alter ImGui hit-testing logic + ImDrawList rendering.\n"
"(use this if you want your clipping rectangle to affect interactions)");
ImGui::PushClipRect(p0, p1, true);
draw_list->AddRectFilled(p0, p1, IM_COL32(90, 90, 120, 255));
draw_list->AddText(text_pos, IM_COL32_WHITE, text_str);
ImGui::PopClipRect();
break;
case 1:
HelpMarker(
"Using ImDrawList::PushClipRect():\n"
"Will alter ImDrawList rendering only.\n"
"(use this as a shortcut if you are only using ImDrawList calls)");
draw_list->PushClipRect(p0, p1, true);
draw_list->AddRectFilled(p0, p1, IM_COL32(90, 90, 120, 255));
draw_list->AddText(text_pos, IM_COL32_WHITE, text_str);
draw_list->PopClipRect();
break;
case 2:
HelpMarker(
"Using ImDrawList::AddText() with a fine ClipRect:\n"
"Will alter only this specific ImDrawList::AddText() rendering.\n"
"(this is often used internally to avoid altering the clipping rectangle and minimize draw calls)");
ImVec4 clip_rect(p0.x, p0.y, p1.x, p1.y); // AddText() takes a ImVec4* here so let's convert.
draw_list->AddRectFilled(p0, p1, IM_COL32(90, 90, 120, 255));
draw_list->AddText(ImGui::GetFont(), ImGui::GetFontSize(), text_pos, IM_COL32_WHITE, text_str, NULL, 0.0f, &clip_rect);
break;
}
ImGui::EndGroup();
ImGui::PopID();
}
ImGui::GetWindowDrawList()->AddRectFilled(pos, ImVec2(pos.x + size.x, pos.y + size.y), IM_COL32(90, 90, 120, 255));
ImGui::GetWindowDrawList()->AddText(ImGui::GetFont(), ImGui::GetFontSize()*2.0f, ImVec2(pos.x + offset.x, pos.y + offset.y), IM_COL32_WHITE, "Line 1 hello\nLine 2 clip me!", NULL, 0.0f, &clip_rect);
ImGui::TreePop();
}
}
@ -2930,8 +2971,8 @@ static void ShowDemoWindowPopups()
ImGui::Text("All those beautiful files will be deleted.\nThis operation cannot be undone!\n\n");
ImGui::Separator();
//static int dummy_i = 0;
//ImGui::Combo("Combo", &dummy_i, "Delete\0Delete harder\0");
//static int unused_i = 0;
//ImGui::Combo("Combo", &unused_i, "Delete\0Delete harder\0");
static bool dont_ask_me_next_time = false;
ImGui::PushStyleVar(ImGuiStyleVar_FramePadding, ImVec2(0, 0));
@ -2953,7 +2994,7 @@ static void ShowDemoWindowPopups()
{
if (ImGui::BeginMenu("File"))
{
if (ImGui::MenuItem("Dummy menu item")) {}
if (ImGui::MenuItem("Some menu item")) {}
ImGui::EndMenu();
}
ImGui::EndMenuBar();
@ -2972,8 +3013,8 @@ static void ShowDemoWindowPopups()
// Also demonstrate passing a bool* to BeginPopupModal(), this will create a regular close button which
// will close the popup. Note that the visibility state of popups is owned by imgui, so the input value
// of the bool actually doesn't matter here.
bool dummy_open = true;
if (ImGui::BeginPopupModal("Stacked 2", &dummy_open))
bool unused_open = true;
if (ImGui::BeginPopupModal("Stacked 2", &unused_open))
{
ImGui::Text("Hello from Stacked The Second!");
if (ImGui::Button("Close"))
@ -3308,7 +3349,7 @@ static void ShowDemoWindowMisc()
if (ImGui::TreeNode("Tabbing"))
{
ImGui::Text("Use TAB/SHIFT+TAB to cycle through keyboard editable fields.");
static char buf[32] = "dummy";
static char buf[32] = "hello";
ImGui::InputText("1", buf, IM_ARRAYSIZE(buf));
ImGui::InputText("2", buf, IM_ARRAYSIZE(buf));
ImGui::InputText("3", buf, IM_ARRAYSIZE(buf));
@ -3985,7 +4026,7 @@ static void ShowExampleAppMainMenuBar()
// (future version will add explicit flags to BeginMenu() to request processing shortcuts)
static void ShowExampleMenuFile()
{
ImGui::MenuItem("(dummy menu)", NULL, false, false);
ImGui::MenuItem("(demo menu)", NULL, false, false);
if (ImGui::MenuItem("New")) {}
if (ImGui::MenuItem("Open", "Ctrl+O")) {}
if (ImGui::BeginMenu("Open Recent"))
@ -4149,8 +4190,8 @@ struct ExampleAppConsole
// TODO: display items starting from the bottom
if (ImGui::SmallButton("Add Dummy Text")) { AddLog("%d some text", Items.Size); AddLog("some more text"); AddLog("display very important message here!"); } ImGui::SameLine();
if (ImGui::SmallButton("Add Dummy Error")) { AddLog("[error] something went wrong"); } ImGui::SameLine();
if (ImGui::SmallButton("Add Debug Text")) { AddLog("%d some text", Items.Size); AddLog("some more text"); AddLog("display very important message here!"); } ImGui::SameLine();
if (ImGui::SmallButton("Add Debug Error")) { AddLog("[error] something went wrong"); } ImGui::SameLine();
if (ImGui::SmallButton("Clear")) { ClearLog(); } ImGui::SameLine();
bool copy_to_clipboard = ImGui::SmallButton("Copy");
//static float t = 0.0f; if (ImGui::GetTime() - t > 0.02f) { t = ImGui::GetTime(); AddLog("Spam %f", t); }
@ -4640,7 +4681,7 @@ static void ShowExampleAppLayout(bool* p_open)
// [SECTION] Example App: Property Editor / ShowExampleAppPropertyEditor()
//-----------------------------------------------------------------------------
static void ShowDummyObject(const char* prefix, int uid)
static void ShowPlaceholderObject(const char* prefix, int uid)
{
// Use object uid as identifier. Most commonly you could also use the object pointer as a base ID.
ImGui::PushID(uid);
@ -4652,13 +4693,13 @@ static void ShowDummyObject(const char* prefix, int uid)
ImGui::NextColumn();
if (node_open)
{
static float dummy_members[8] = { 0.0f, 0.0f, 1.0f, 3.1416f, 100.0f, 999.0f };
static float placeholder_members[8] = { 0.0f, 0.0f, 1.0f, 3.1416f, 100.0f, 999.0f };
for (int i = 0; i < 8; i++)
{
ImGui::PushID(i); // Use field index as identifier.
if (i < 2)
{
ShowDummyObject("Child", 424242);
ShowPlaceholderObject("Child", 424242);
}
else
{
@ -4669,9 +4710,9 @@ static void ShowDummyObject(const char* prefix, int uid)
ImGui::NextColumn();
ImGui::SetNextItemWidth(-1);
if (i >= 5)
ImGui::InputFloat("##value", &dummy_members[i], 1.0f);
ImGui::InputFloat("##value", &placeholder_members[i], 1.0f);
else
ImGui::DragFloat("##value", &dummy_members[i], 0.01f);
ImGui::DragFloat("##value", &placeholder_members[i], 0.01f);
ImGui::NextColumn();
}
ImGui::PopID();
@ -4701,9 +4742,9 @@ static void ShowExampleAppPropertyEditor(bool* p_open)
ImGui::Columns(2);
ImGui::Separator();
// Iterate dummy objects with dummy members (all the same data)
// Iterate placeholder objects (all the same data)
for (int obj_i = 0; obj_i < 3; obj_i++)
ShowDummyObject("Object", obj_i);
ShowPlaceholderObject("Object", obj_i);
ImGui::Columns(1);
ImGui::Separator();
@ -5041,13 +5082,14 @@ static void ShowExampleAppCustomRendering(bool* p_open)
if (ImGui::BeginTabItem("Canvas"))
{
struct ItemLine { ImVec2 p0, p1; ItemLine(const ImVec2& _p0, const ImVec2& _p1) { p0 = _p0; p1 = _p1; } };
static ImVector<ItemLine> lines;
static ImVector<ImVec2> points;
static ImVec2 scrolling(0.0f, 0.0f);
static bool show_grid = true;
static bool opt_enable_grid = true;
static bool opt_enable_context_menu = true;
static bool adding_line = false;
ImGui::Checkbox("Show grid", &show_grid);
ImGui::Checkbox("Enable grid", &opt_enable_grid);
ImGui::Checkbox("Enable context menu", &opt_enable_context_menu);
ImGui::Text("Mouse Left: drag to add lines,\nMouse Right: drag to scroll, click for context menu.");
// Typically you would use a BeginChild()/EndChild() pair to benefit from a clipping region + own scrolling.
@ -5084,41 +5126,43 @@ static void ShowExampleAppCustomRendering(bool* p_open)
// Add first and second point
if (is_hovered && !adding_line && ImGui::IsMouseClicked(ImGuiMouseButton_Left))
{
lines.push_back(ItemLine(mouse_pos_in_canvas, mouse_pos_in_canvas));
points.push_back(mouse_pos_in_canvas);
points.push_back(mouse_pos_in_canvas);
adding_line = true;
}
if (adding_line)
{
lines.back().p1 = mouse_pos_in_canvas;
points.back() = mouse_pos_in_canvas;
if (!ImGui::IsMouseDown(ImGuiMouseButton_Left))
adding_line = false;
}
// Pan (using zero mouse threshold)
if (is_active && ImGui::IsMouseDragging(ImGuiMouseButton_Right, 0.0f))
// Pan (we use a zero mouse threshold when there's no context menu)
// You may decide to make that threshold dynamic based on whether the mouse is hovering something etc.
const float mouse_threshold_for_pan = opt_enable_context_menu ? -1.0f : 0.0f;
if (is_active && ImGui::IsMouseDragging(ImGuiMouseButton_Right, mouse_threshold_for_pan))
{
scrolling.x += io.MouseDelta.x;
scrolling.y += io.MouseDelta.y;
}
// Context menu (under default mouse threshold)
// We intentionally use the same button to demonstrate using mouse drag threshold. Some may feel panning should rely on same threshold.
ImVec2 drag_delta = ImGui::GetMouseDragDelta(ImGuiMouseButton_Right);
if (drag_delta.x == 0.0f && drag_delta.y == 0.0f)
if (opt_enable_context_menu && ImGui::IsMouseReleased(ImGuiMouseButton_Right) && drag_delta.x == 0.0f && drag_delta.y == 0.0f)
ImGui::OpenPopupContextItem("context");
if (ImGui::BeginPopup("context"))
{
if (adding_line)
lines.pop_back();
points.resize(points.size() - 2);
adding_line = false;
if (ImGui::MenuItem("Remove one", NULL, false, lines.Size > 0)) { lines.pop_back(); }
if (ImGui::MenuItem("Remove all", NULL, false, lines.Size > 0)) { lines.clear(); }
if (ImGui::MenuItem("Remove one", NULL, false, points.Size > 0)) { points.resize(points.size() - 2); }
if (ImGui::MenuItem("Remove all", NULL, false, points.Size > 0)) { points.clear(); }
ImGui::EndPopup();
}
// Draw grid + all lines in the canvas
draw_list->PushClipRect(canvas_p0, canvas_p1, true);
if (show_grid)
if (opt_enable_grid)
{
const float GRID_STEP = 64.0f;
for (float x = fmodf(scrolling.x, GRID_STEP); x < canvas_sz.x; x += GRID_STEP)
@ -5126,8 +5170,8 @@ static void ShowExampleAppCustomRendering(bool* p_open)
for (float y = fmodf(scrolling.y, GRID_STEP); y < canvas_sz.y; y += GRID_STEP)
draw_list->AddLine(ImVec2(canvas_p0.x, canvas_p0.y + y), ImVec2(canvas_p1.x, canvas_p0.y + y), IM_COL32(200, 200, 200, 40));
}
for (int n = 0; n < lines.Size; n++)
draw_list->AddLine(ImVec2(origin.x + lines[n].p0.x, origin.y + lines[n].p0.y), ImVec2(origin.x + lines[n].p1.x, origin.y + lines[n].p1.y), IM_COL32(255, 255, 0, 255), 2.0f);
for (int n = 0; n < points.Size; n += 2)
draw_list->AddLine(ImVec2(origin.x + points[n].x, origin.y + points[n].y), ImVec2(origin.x + points[n + 1].x, origin.y + points[n + 1].y), IM_COL32(255, 255, 0, 255), 2.0f);
draw_list->PopClipRect();
ImGui::EndTabItem();
@ -5278,7 +5322,7 @@ struct MyDocument
void DoForceClose() { Open = false; Dirty = false; }
void DoSave() { Dirty = false; }
// Display dummy contents for the Document
// Display placeholder contents for the Document
static void DisplayContents(MyDocument* doc)
{
ImGui::PushID(doc);