widgets.h File Reference

#include <tuple>
#include "impeller/base/strings.h"
#include "impeller/geometry/color.h"
#include "impeller/geometry/point.h"
#include "third_party/imgui/imgui.h"

Go to the source code of this file.

Macros
#define	IMPELLER_PLAYGROUND_POINT(default_position, radius, color)
#define	IMPELLER_PLAYGROUND_LINE(default_position_a, default_position_b, radius, color_a, color_b)

Macro Definition Documentation

IMPELLER_PLAYGROUND_LINE

#define IMPELLER_PLAYGROUND_LINE	(		default_position_a,
			default_position_b,
			radius,
			color_a,
			color_b
	)

Value:

  ({                                                                     \
    impeller::Point position_a = default_position_a;                     \
    impeller::Point position_b = default_position_b;                     \
    float r_ = radius;                                                   \
    impeller::Color color_a_ = color_a;                                  \
    impeller::Color color_b_ = color_b;                                  \
                                                                         \
    position_a = IMPELLER_PLAYGROUND_POINT(position_a, r_, color_a_);    \
    position_b = IMPELLER_PLAYGROUND_POINT(position_b, r_, color_b_);    \
                                                                         \
    auto dir = (position_b - position_a).Normalize() * r_;               \
    auto line_a = position_a + dir;                                      \
    auto line_b = position_b - dir;                                      \
    ImGui::GetBackgroundDrawList()->AddLine(                             \
        {line_a.x, line_a.y}, {line_b.x, line_b.y},                      \
        ImColor(color_b.red, color_b.green, color_b.blue, 0.3f));        \
                                                                         \
    std::make_tuple(position_a, position_b);                             \
  })

Definition at line 55 of file widgets.h.

IMPELLER_PLAYGROUND_POINT

#define IMPELLER_PLAYGROUND_POINT	(		default_position,
			radius,
			color
	)

Definition at line 14 of file widgets.h.