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Internals: Exposed SliderBehaviorT, DragBehaviorT, RoundScalarWithFormatT, SliderCalcRatioFromValueT. (#2036)

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Renamed RoundScalarWithFormat -> RoundScalarWithFormatT.
Renamed SliderBehaviorCalcRatioFromValue -> SliderCalcRatioFromValueT
This commit is contained in:
omar 2018-09-03 14:40:59 +02:00
parent bcb1441ce7
commit d07f494305
2 changed files with 18 additions and 20 deletions
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10
imgui_internal.h
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@ -1246,14 +1246,24 @@ namespace ImGui
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);
// Template functions are instantiated in imgui_widgets.cpp for a finite number of types.
// To use them externally (for custom widget) you may need an "extern template" statement in your code in order to link to existing instances and silence Clang warnings (see #2036).
// e.g. " extern template IMGUI_API float RoundScalarWithFormatT<float, float>(const char* format, ImGuiDataType data_type, float v); "
template<typename T, typename SIGNED_T, typename FLOAT_T> IMGUI_API bool DragBehaviorT(ImGuiDataType data_type, T* v, float v_speed, const T v_min, const T v_max, const char* format, float power);
template<typename T, typename SIGNED_T, typename FLOAT_T> IMGUI_API bool SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_type, T* v, const T v_min, const T v_max, const char* format, float power, ImGuiSliderFlags flags, ImRect* out_grab_bb);
template<typename T, typename FLOAT_T> IMGUI_API float SliderCalcRatioFromValueT(ImGuiDataType data_type, T v, T v_min, T v_max, float power, float linear_zero_pos);
template<typename T, typename SIGNED_T> IMGUI_API T RoundScalarWithFormatT(const char* format, ImGuiDataType data_type, T v);
// InputText
IMGUI_API bool InputTextEx(const char* label, char* buf, int buf_size, const ImVec2& size_arg, ImGuiInputTextFlags flags, ImGuiInputTextCallback callback = NULL, void* user_data = NULL);
IMGUI_API bool InputScalarAsWidgetReplacement(const ImRect& bb, ImGuiID id, const char* label, ImGuiDataType data_type, void* data_ptr, const char* format);
// Color
IMGUI_API void ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags flags);
IMGUI_API void ColorEditOptionsPopup(const float* col, ImGuiColorEditFlags flags);
IMGUI_API void ColorPickerOptionsPopup(const float* ref_col, ImGuiColorEditFlags flags);
// Plot
IMGUI_API void PlotEx(ImGuiPlotType plot_type, const char* label, float (*values_getter)(void* data, int idx), void* data, int values_count, int values_offset, const char* overlay_text, float scale_min, float scale_max, ImVec2 graph_size);
// Shade functions (write over already created vertices)

28
imgui_widgets.cpp
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@ -93,18 +93,6 @@ static bool InputTextFilterCharacter(unsigned int* p_char, ImGuiInpu
static int InputTextCalcTextLenAndLineCount(const char* text_begin, const char** out_text_end);
static ImVec2 InputTextCalcTextSizeW(const ImWchar* text_begin, const ImWchar* text_end, const ImWchar** remaining = NULL, ImVec2* out_offset = NULL, bool stop_on_new_line = false);
namespace ImGui
{
// Template widget behaviors
template<typename TYPE, typename SIGNEDTYPE, typename FLOATTYPE>
static bool DragBehaviorT(ImGuiDataType data_type, TYPE* v, float v_speed, const TYPE v_min, const TYPE v_max, const char* format, float power);
template<typename TYPE, typename SIGNEDTYPE, typename FLOATTYPE>
static bool SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_type, TYPE* v, const TYPE v_min, const TYPE v_max, const char* format, float power, ImGuiSliderFlags flags, ImRect* out_grab_bb);
}
//-------------------------------------------------------------------------
// WIDGETS: Text
// - TextUnformatted()
@ -1489,7 +1477,7 @@ static const char* ImAtoi(const char* src, TYPE* output)
}
template<typename TYPE, typename SIGNEDTYPE>
static inline TYPE RoundScalarWithFormat(const char* format, ImGuiDataType data_type, TYPE v)
TYPE ImGui::RoundScalarWithFormatT(const char* format, ImGuiDataType data_type, TYPE v)
{
const char* fmt_start = ImParseFormatFindStart(format);
if (fmt_start[0] != '%' || fmt_start[1] == '%') // Don't apply if the value is not visible in the format string
@ -1526,7 +1514,7 @@ static inline TYPE RoundScalarWithFormat(const char* format, ImGuiDataType data_
// This is called by DragBehavior() when the widget is active (held by mouse or being manipulated with Nav controls)
template<typename TYPE, typename SIGNEDTYPE, typename FLOATTYPE>
static bool ImGui::DragBehaviorT(ImGuiDataType data_type, TYPE* v, float v_speed, const TYPE v_min, const TYPE v_max, const char* format, float power)
bool ImGui::DragBehaviorT(ImGuiDataType data_type, TYPE* v, float v_speed, const TYPE v_min, const TYPE v_max, const char* format, float power)
{
ImGuiContext& g = *GImGui;
@ -1589,7 +1577,7 @@ static bool ImGui::DragBehaviorT(ImGuiDataType data_type, TYPE* v, float v_speed
}
// Round to user desired precision based on format string
v_cur = RoundScalarWithFormat<TYPE, SIGNEDTYPE>(format, data_type, v_cur);
v_cur = RoundScalarWithFormatT<TYPE, SIGNEDTYPE>(format, data_type, v_cur);
// Preserve remainder after rounding has been applied. This also allow slow tweaking of values.
g.DragCurrentAccumDirty = false;
@ -1864,7 +1852,7 @@ bool ImGui::DragIntRange2(const char* label, int* v_current_min, int* v_current_
//-------------------------------------------------------------------------
template<typename TYPE, typename FLOATTYPE>
static inline float SliderBehaviorCalcRatioFromValue(ImGuiDataType data_type, TYPE v, TYPE v_min, TYPE v_max, float power, float linear_zero_pos)
float ImGui::SliderCalcRatioFromValueT(ImGuiDataType data_type, TYPE v, TYPE v_min, TYPE v_max, float power, float linear_zero_pos)
{
if (v_min == v_max)
return 0.0f;
@ -1891,7 +1879,7 @@ static inline float SliderBehaviorCalcRatioFromValue(ImGuiDataType data_type, TY
// FIXME: Move some of the code into SliderBehavior(). Current responsability is larger than what the equivalent DragBehaviorT<> does, we also do some rendering, etc.
template<typename TYPE, typename SIGNEDTYPE, typename FLOATTYPE>
static bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_type, TYPE* v, const TYPE v_min, const TYPE v_max, const char* format, float power, ImGuiSliderFlags flags, ImRect* out_grab_bb)
bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType data_type, TYPE* v, const TYPE v_min, const TYPE v_max, const char* format, float power, ImGuiSliderFlags flags, ImRect* out_grab_bb)
{
ImGuiContext& g = *GImGui;
const ImGuiStyle& style = g.Style;
@ -1957,7 +1945,7 @@ static bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType d
}
else if (delta != 0.0f)
{
clicked_t = SliderBehaviorCalcRatioFromValue<TYPE,FLOATTYPE>(data_type, *v, v_min, v_max, power, linear_zero_pos);
clicked_t = SliderCalcRatioFromValueT<TYPE,FLOATTYPE>(data_type, *v, v_min, v_max, power, linear_zero_pos);
const int decimal_precision = is_decimal ? ImParseFormatPrecision(format, 3) : 0;
if ((decimal_precision > 0) || is_power)
{
@ -2029,7 +2017,7 @@ static bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType d
}
// Round to user desired precision based on format string
v_new = RoundScalarWithFormat<TYPE,SIGNEDTYPE>(format, data_type, v_new);
v_new = RoundScalarWithFormatT<TYPE,SIGNEDTYPE>(format, data_type, v_new);
// Apply result
if (*v != v_new)
@ -2041,7 +2029,7 @@ static bool ImGui::SliderBehaviorT(const ImRect& bb, ImGuiID id, ImGuiDataType d
}
// Output grab position so it can be displayed by the caller
float grab_t = SliderBehaviorCalcRatioFromValue<TYPE,FLOATTYPE>(data_type, *v, v_min, v_max, power, linear_zero_pos);
float grab_t = SliderCalcRatioFromValueT<TYPE,FLOATTYPE>(data_type, *v, v_min, v_max, power, linear_zero_pos);
if (!is_horizontal)
grab_t = 1.0f - grab_t;
const float grab_pos = ImLerp(slider_usable_pos_min, slider_usable_pos_max, grab_t);