Drezil/imgui
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# Conflicts:
#	imgui_internal.h
This commit is contained in:
omar
2017-08-29 15:36:36 +08:00
parent 807322c9a5 0ba3cadb88
commit 2ee1b70652
4 changed files with 139 additions and 49 deletions
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38
imgui.cpp
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@ -983,6 +983,18 @@ const char* ImStristr(const char* haystack, const char* haystack_end, const char
return NULL;
}
static const char* ImAtoi(const char* src, int* output)
{
int negative = 0;
if (*src == '-') { negative = 1; src++; }
if (*src == '+') { src++; }
int v = 0;
while (*src >= '0' && *src <= '9')
v = (v * 10) + (*src++ - '0');
*output = negative ? -v : v;
return src;
}
// MSVC version appears to return -1 on overflow, whereas glibc appears to return total count (which may be >= buf_size).
// Ideally we would test for only one of those limits at runtime depending on the behavior the vsnprintf(), but trying to deduct it at compile time sounds like a pandora can of worm.
int ImFormatString(char* buf, int buf_size, const char* fmt, ...)
@ -1287,12 +1299,12 @@ void ImGui::ColorConvertRGBtoHSV(float r, float g, float b, float& out_h, float&
float K = 0.f;
if (g < b)
{
const float tmp = g; g = b; b = tmp;
ImSwap(g, b);
K = -1.f;
}
if (r < g)
{
const float tmp = r; r = g; g = tmp;
ImSwap(r, g);
K = -2.f / 6.f - K;
}
@ -5064,7 +5076,7 @@ bool ImGui::Begin(const char* name, bool* p_open, const ImVec2& size_on_first_us
bg_color.w = bg_alpha;
bg_color.w *= style.Alpha;
if (bg_color.w > 0.0f)
window->DrawList->AddRectFilled(window->Pos+ImVec2(0,window->TitleBarHeight()), window->Pos+window->Size, ColorConvertFloat4ToU32(bg_color), window_rounding, (flags & ImGuiWindowFlags_NoTitleBar) ? ImGuiCorner_All : ImGuiCorner_BottomLeft|ImGuiCorner_BottomRight);
window->DrawList->AddRectFilled(window->Pos+ImVec2(0,window->TitleBarHeight()), window->Pos+window->Size, ColorConvertFloat4ToU32(bg_color), window_rounding, (flags & ImGuiWindowFlags_NoTitleBar) ? ImGuiCorner_All : ImGuiCorner_BotLeft|ImGuiCorner_BotRight);
// Title bar
const bool is_focused = g.NavWindow && window->RootNonPopupWindow == g.NavWindow->RootNonPopupWindow;
@ -5324,9 +5336,9 @@ static void Scrollbar(ImGuiWindow* window, bool horizontal)
float window_rounding = (window->Flags & ImGuiWindowFlags_ChildWindow) ? style.ChildWindowRounding : style.WindowRounding;
int window_rounding_corners;
if (horizontal)
window_rounding_corners = ImGuiCorner_BottomLeft | (other_scrollbar ? 0 : ImGuiCorner_BottomRight);
window_rounding_corners = ImGuiCorner_BotLeft | (other_scrollbar ? 0 : ImGuiCorner_BotRight);
else
window_rounding_corners = (((window->Flags & ImGuiWindowFlags_NoTitleBar) && !(window->Flags & ImGuiWindowFlags_MenuBar)) ? ImGuiCorner_TopRight : 0) | (other_scrollbar ? 0 : ImGuiCorner_BottomRight);
window_rounding_corners = (((window->Flags & ImGuiWindowFlags_NoTitleBar) && !(window->Flags & ImGuiWindowFlags_MenuBar)) ? ImGuiCorner_TopRight : 0) | (other_scrollbar ? 0 : ImGuiCorner_BotRight);
window->DrawList->AddRectFilled(bb.Min, bb.Max, ImGui::GetColorU32(ImGuiCol_ScrollbarBg), window_rounding, window_rounding_corners);
bb.Expand(ImVec2(-ImClamp((float)(int)((bb.Max.x - bb.Min.x - 2.0f) * 0.5f), 0.0f, 3.0f), -ImClamp((float)(int)((bb.Max.y - bb.Min.y - 2.0f) * 0.5f), 0.0f, 3.0f)));
@ -7352,10 +7364,12 @@ int ImGui::ParseFormatPrecision(const char* fmt, int default_precision)
fmt++;
if (*fmt == '.')
{
precision = atoi(fmt + 1);
fmt = ImAtoi(fmt + 1, &precision);
if (precision < 0 || precision > 10)
precision = default_precision;
}
if (*fmt == 'e' || *fmt == 'E') // Maximum precision with scientific notation
precision = -1;
break;
}
return precision;
@ -7372,6 +7386,8 @@ float ImGui::RoundScalar(float value, int decimal_precision)
// Round past decimal precision
// So when our value is 1.99999 with a precision of 0.001 we'll end up rounding to 2.0
// FIXME: Investigate better rounding methods
if (decimal_precision < 0)
return value;
const float min_step = GetMinimumStepAtDecimalPrecision(decimal_precision);
bool negative = value < 0.0f;
value = fabsf(value);
@ -7425,7 +7441,7 @@ bool ImGui::SliderBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v
const float grab_padding = 2.0f;
const float slider_sz = is_horizontal ? (frame_bb.GetWidth() - grab_padding * 2.0f) : (frame_bb.GetHeight() - grab_padding * 2.0f);
float grab_sz;
if (decimal_precision > 0)
if (decimal_precision != 0)
grab_sz = ImMin(style.GrabMinSize, slider_sz);
else
grab_sz = ImMin(ImMax(1.0f * (slider_sz / ((v_min < v_max ? v_max - v_min : v_min - v_max) + 1.0f)), style.GrabMinSize), slider_sz); // Integer sliders, if possible have the grab size represent 1 unit
@ -8235,7 +8251,7 @@ void ImGui::ProgressBar(float fraction, const ImVec2& size_arg, const char* over
RenderFrame(bb.Min, bb.Max, GetColorU32(ImGuiCol_FrameBg), true, style.FrameRounding);
bb.Expand(ImVec2(-window->BorderSize, -window->BorderSize));
const ImVec2 fill_br = ImVec2(ImLerp(bb.Min.x, bb.Max.x, fraction), bb.Max.y);
RenderFrame(bb.Min, fill_br, GetColorU32(ImGuiCol_PlotHistogram), false, style.FrameRounding);
RenderRectFilledRangeH(window->DrawList, bb, GetColorU32(ImGuiCol_PlotHistogram), 0.0f, fraction, style.FrameRounding);
// Default displaying the fraction as percentage string, but user can override it
char overlay_buf[32];
@ -10056,7 +10072,7 @@ void ImGui::RenderColorRectWithAlphaCheckerboard(ImVec2 p_min, ImVec2 p_max, ImU
continue;
int rounding_corners_flags_cell = 0;
if (y1 <= p_min.y) { if (x1 <= p_min.x) rounding_corners_flags_cell |= ImGuiCorner_TopLeft; if (x2 >= p_max.x) rounding_corners_flags_cell |= ImGuiCorner_TopRight; }
if (y2 >= p_max.y) { if (x1 <= p_min.x) rounding_corners_flags_cell |= ImGuiCorner_BottomLeft; if (x2 >= p_max.x) rounding_corners_flags_cell |= ImGuiCorner_BottomRight; }
if (y2 >= p_max.y) { if (x1 <= p_min.x) rounding_corners_flags_cell |= ImGuiCorner_BotLeft; if (x2 >= p_max.x) rounding_corners_flags_cell |= ImGuiCorner_BotRight; }
rounding_corners_flags_cell &= rounding_corners_flags;
window->DrawList->AddRectFilled(ImVec2(x1,y1), ImVec2(x2,y2), col_bg2, rounding_corners_flags_cell ? rounding : 0.0f, rounding_corners_flags_cell);
}
@ -10116,8 +10132,8 @@ bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFl
if ((flags & ImGuiColorEditFlags_AlphaPreviewHalf) && col.w < 1.0f)
{
float mid_x = (float)(int)((bb.Min.x + bb.Max.x) * 0.5f + 0.5f);
RenderColorRectWithAlphaCheckerboard(ImVec2(bb.Min.x + grid_step, bb.Min.y), bb.Max, GetColorU32(col), grid_step, ImVec2(-grid_step, 0.0f), rounding, ImGuiCorner_TopRight|ImGuiCorner_BottomRight);
window->DrawList->AddRectFilled(bb.Min, ImVec2(mid_x, bb.Max.y), GetColorU32(col_without_alpha), rounding, ImGuiCorner_TopLeft|ImGuiCorner_BottomLeft);
RenderColorRectWithAlphaCheckerboard(ImVec2(bb.Min.x + grid_step, bb.Min.y), bb.Max, GetColorU32(col), grid_step, ImVec2(-grid_step, 0.0f), rounding, ImGuiCorner_TopRight|ImGuiCorner_BotRight);
window->DrawList->AddRectFilled(bb.Min, ImVec2(mid_x, bb.Max.y), GetColorU32(col_without_alpha), rounding, ImGuiCorner_TopLeft|ImGuiCorner_BotLeft);
}
else
{