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add imgui direct draw functions

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This commit is contained in:
John Alanbrook 2024-09-14 23:42:46 -05:00
parent a3f68316ca
commit 8bab8b258f
2 changed files with 93 additions and 4 deletions
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95
source/engine/gui.cpp
View file

@ -361,9 +361,16 @@ JSC_SCALL(imgui_seq,
)
JSC_SCALL(imgui_sequencer,
int32_t current = js2number(js_getpropstr(argv[1], "current"));
int32_t start = js2number(js_getpropstr(argv[1], "start"));
int32_t end = js2number(js_getpropstr(argv[1], "end"));
/*float start_time = js2number(js_getpropstr(argv[1], "start"));
float end_time = js2number(js_getpropstr(argv[1], "end"));
float current = js2number(js_getpropstr(argv[1], "current"));
ImVec2 timeline_size = ImGui::GetContentRegionAvail();
ImDrawList* draw_list = ImGui::GetWindowDrawList();
ImVec2 timeline_start = ImGui::GetCursorScreenPos();
float total_time = end_time - start_time;
float pixels_per_second = zoom * (timeline_size.x / total_time);
if(ImGui::BeginNeoSequencer(str, &current, &start, &end, {700,200},
ImGuiNeoSequencerFlags_AllowLengthChanging |
ImGuiNeoSequencerFlags_EnableSelection |
@ -375,7 +382,7 @@ JSC_SCALL(imgui_sequencer,
js_setpropstr(argv[1], "current", number2js(current));
js_setpropstr(argv[1], "start", number2js(start));
js_setpropstr(argv[1], "end", number2js(end));
js_setpropstr(argv[1], "end", number2js(end)); */
)
JSC_SCALL(imgui_timeline,
@ -410,6 +417,75 @@ JSC_SCALL(imgui_tlgroup,
}
)
ImVec2 js2imvec2(JSValue v)
{
HMM_Vec2 va = js2vec2(v);
return ImVec2(va.x,va.y);
}
ImVec4 js2imvec4(JSValue v)
{
HMM_Vec4 va = js2vec4(v);
return ImVec4(va.x, va.y, va.z, va.w);
}
ImU32 js2imu32(JSValue v)
{
return ImGui::ColorConvertFloat4ToU32(js2imvec4(v));
}
JSC_CCALL(imgui_rectfilled,
ImGui::GetWindowDrawList()->AddRectFilled(js2imvec2(argv[0]), js2imvec2(argv[1]), js2imu32(argv[2]));
)
JSC_CCALL(imgui_line,
ImGui::GetWindowDrawList()->AddLine(js2imvec2(argv[0]), js2imvec2(argv[1]),js2imu32(argv[2]));
)
JSC_CCALL(imgui_cursorscreenpos,
ImVec2 v = ImGui::GetCursorScreenPos();
HMM_Vec2 va;
va.x = v.x;
va.y = v.y;
return vec22js(va);
)
JSC_CCALL(imgui_setcursorscreenpos,
ImGui::SetCursorScreenPos(js2imvec2(argv[0]));
)
JSC_CCALL(imgui_contentregionavail,
ImVec2 v = ImGui::GetContentRegionAvail();
HMM_Vec2 va;
va.x = v.x;
va.y = v.y;
return vec22js(va);
)
JSC_CCALL(imgui_beziercubic,
ImGui::GetWindowDrawList()->AddBezierCubic(js2imvec2(argv[0]), js2imvec2(argv[1]), js2imvec2(argv[2]), js2imvec2(argv[3]), js2imu32(argv[4]), js2number(argv[5]));
)
JSC_CCALL(imgui_bezierquad,
ImGui::GetWindowDrawList()->AddBezierQuadratic(js2imvec2(argv[0]), js2imvec2(argv[1]), js2imvec2(argv[2]), js2imu32(argv[3]), js2number(argv[4]));
)
JSC_SCALL(imgui_drawtext,
ImGui::GetWindowDrawList()->AddText(js2imvec2(argv[1]), js2imu32(argv[2]), str);
)
JSC_CCALL(imgui_rect,
ImGui::GetWindowDrawList()->AddRect(js2imvec2(argv[0]), js2imvec2(argv[1]), js2imu32(argv[2]));
)
JSC_CCALL(imgui_mousehoveringrect,
return boolean2js(ImGui::IsMouseHoveringRect(js2imvec2(argv[0]), js2imvec2(argv[1])));
)
JSC_CCALL(imgui_dummy,
ImGui::Dummy(js2imvec2(argv[0]));
)
static const JSCFunctionListEntry js_imgui_funcs[] = {
MIST_FUNC_DEF(imgui, window, 2),
MIST_FUNC_DEF(imgui, menu, 2),
@ -459,6 +535,17 @@ static const JSCFunctionListEntry js_imgui_funcs[] = {
MIST_FUNC_DEF(imgui, timeline, 3),
MIST_FUNC_DEF(imgui, tlgroup, 2),
MIST_FUNC_DEF(imgui, seq, 3),
MIST_FUNC_DEF(imgui, mousehoveringrect, 2),
MIST_FUNC_DEF(imgui, rect, 3),
MIST_FUNC_DEF(imgui, rectfilled, 3),
MIST_FUNC_DEF(imgui, line, 3),
MIST_FUNC_DEF(imgui, bezierquad, 5),
MIST_FUNC_DEF(imgui, beziercubic, 6),
MIST_FUNC_DEF(imgui, drawtext, 3),
MIST_FUNC_DEF(imgui, cursorscreenpos, 0),
MIST_FUNC_DEF(imgui, setcursorscreenpos, 1),
MIST_FUNC_DEF(imgui, contentregionavail, 0),
MIST_FUNC_DEF(imgui, dummy, 1),
};
static int started = 0;

2
source/engine/jsffi.h
View file

@ -139,6 +139,7 @@ void ffi_load();
JSValue vec22js(HMM_Vec2 v);
HMM_Vec2 js2vec2(JSValue v);
HMM_Vec4 js2vec4(JSValue v);
const char *js2str(JSValue v);
char *js2strdup(JSValue v);
@ -148,6 +149,7 @@ cpBitmask js2bitmask(JSValue v);
int js_print_exception(JSValue v);
struct rgba js2color(JSValue v);
double js2number(JSValue v);
JSValue number2js(double g);