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Added VSliderFloat()

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This commit is contained in:
ocornut 2015-03-15 01:58:14 +00:00
parent 7019cb10f7
commit 1ac4f33736
2 changed files with 82 additions and 0 deletions
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81
imgui.cpp
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@ -4947,6 +4947,56 @@ bool ImGui::SliderFloat(const char* label, float* v, float v_min, float v_max, c
return value_changed;
}
bool ImGui::VSliderFloat(const char* label, const ImVec2& size, float* v, float v_min, float v_max, const char* display_format, float power)
{
ImGuiState& g = *GImGui;
ImGuiWindow* window = GetCurrentWindow();
if (window->SkipItems)
return false;
const ImGuiStyle& style = g.Style;
const ImGuiID id = window->GetID(label);
const ImVec2 label_size = CalcTextSize(label, NULL, true);
const ImGuiAabb frame_bb(window->DC.CursorPos, window->DC.CursorPos + size);
const ImGuiAabb slider_bb(frame_bb.Min + style.FramePadding, frame_bb.Max - style.FramePadding);
const ImGuiAabb bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f));
ItemSize(bb);
if (!ItemAdd(frame_bb, &id))
return false;
const bool hovered = IsHovered(frame_bb, id);
if (hovered)
g.HoveredId = id;
if (!display_format)
display_format = "%.3f";
int decimal_precision = 3;
ParseFormat(display_format, decimal_precision);
if (hovered && g.IO.MouseClicked[0])
{
SetActiveId(id);
FocusWindow(window);
}
// Actual slider behavior + render grab
bool value_changed = SliderBehavior(frame_bb, slider_bb, id, v, v_min, v_max, power, decimal_precision, false);
// Display value using user-provided display format so user can add prefix/suffix/decorations to the value.
// For the vertical slider we allow centered text to overlap the frame padding
char value_buf[64];
char* value_buf_end = value_buf + ImFormatString(value_buf, IM_ARRAYSIZE(value_buf), display_format, *v);
const ImVec2 value_text_size = CalcTextSize(value_buf, value_buf_end, true);
RenderTextClipped(ImVec2(ImMax(frame_bb.Min.x, slider_bb.GetCenter().x - value_text_size.x*0.5f), frame_bb.Min.y + style.FramePadding.y), value_buf, value_buf_end, &value_text_size, frame_bb.Max);
if (label_size.x > 0.0f)
RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, slider_bb.Min.y), label);
return value_changed;
}
bool ImGui::SliderAngle(const char* label, float* v, float v_degrees_min, float v_degrees_max)
{
float v_deg = *v * 360.0f / (2*PI);
@ -9012,6 +9062,37 @@ void ImGui::ShowTestWindow(bool* opened)
//ImGui::PushItemWidth(-1);
//ImGui::ListBox("##listbox2", &listbox_item_current2, listbox_items, IM_ARRAYSIZE(listbox_items), 4);
//ImGui::PopItemWidth();
if (ImGui::TreeNode("Vertical Sliders"))
{
const int spacing = 4;
ImGui::PushID("set1");
static float values[4] = { 0.0f, 0.60f, 0.35f, 0.9f };
for (size_t i = 0; i < IM_ARRAYSIZE(values); i++)
{
if (i > 0) ImGui::SameLine(0, spacing);
ImGui::PushID(i);
ImGui::VSliderFloat("##v", ImVec2(18,160), &values[i], 0.0f, 1.0f, "");
ImGui::PopID();
}
ImGui::PopID();
ImGui::SameLine();
ImGui::PushID("set2");
ImGui::PushStyleVar(ImGuiStyleVar_GrabMinSize, 40);
for (size_t i = 0; i < IM_ARRAYSIZE(values); i++)
{
if (i > 0) ImGui::SameLine(0, spacing);
ImGui::PushID(i);
ImGui::VSliderFloat("##v", ImVec2(40,160), &values[i], 0.0f, 1.0f, "%.2f");
ImGui::PopID();
}
ImGui::PopStyleVar();
ImGui::PopID();
ImGui::TreePop();
}
}
if (ImGui::CollapsingHeader("Graphs widgets"))

1
imgui.h
View File

@ -283,6 +283,7 @@ namespace ImGui
IMGUI_API bool SliderInt2(const char* label, int v[2], int v_min, int v_max, const char* display_format = "%.0f");
IMGUI_API bool SliderInt3(const char* label, int v[3], int v_min, int v_max, const char* display_format = "%.0f");
IMGUI_API bool SliderInt4(const char* label, int v[4], int v_min, int v_max, const char* display_format = "%.0f");
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 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), size_t 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), size_t stride = sizeof(float));