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[add] ui lua implementation
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@begla
begla committed Aug 2, 2023
1 parent 32cdf27 commit a21c1ea
Showing 1 changed file with 242 additions and 23 deletions.
265 changes: 242 additions & 23 deletions iolite_plugins/lua_plugin/script_init_state.inl
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Original file line number Diff line number Diff line change
Expand Up @@ -519,18 +519,77 @@ void script_init_state(sol::state& s)
&io_pathfinding_path_settings_t::step_height, "cell_size",
&io_pathfinding_path_settings_t::cell_size);

// TODO
// clang-format off
// @type PhysicsContactEvent
// @summary Physics event fired when contacts between two shapes are detected.
// @member type string The type name.
// @member data PhysicsContactEventData The data of the contact event.
// clang-format on
s.new_usertype<lua_physics_contact_event_t>(
"PhysicsContactEvent", sol::no_constructor, "type",
&lua_physics_contact_event_t::type, "data",
&lua_physics_contact_event_t::data);
// clang-format off
// @type PhysicsContactEventData
// @summary The data for a single physics contact event.
// @member entity0 Ref The first entity in contact.
// @member entity1 Ref The second entity in contact.
// @member pos Vec3 The position of the contact.
// @member impulse Vec3 The impulse of the contact.
// clang-format on
s.new_usertype<lua_physics_contact_event_t::event_data_t>(
"PhysicsContactEventData", sol::no_constructor, "entity0",
&lua_physics_contact_event_t::event_data_t::entity0, "entity1",
&lua_physics_contact_event_t::event_data_t::entity1, "pos",
&lua_physics_contact_event_t::event_data_t::pos, "impulse",
&lua_physics_contact_event_t::event_data_t::impulse);

// clang-format off
// @type UIAnchor
// @summary Defines an anchor used for creating transform in the UI system.
// clang-format on
s.new_usertype<io_ui_anchor_t>("UIAnchor", sol::no_constructor);
// clang-format off
// @type UIAnchorOffsets
// @summary Defines a set of anchor offsets used for creating transforms in the UI system.
// clang-format on
s.new_usertype<io_ui_anchor_offsets_t>("UIAnchorOffsets",
sol::no_constructor);

// @type UIRect
// @summary A rectangle defined by a position and extent
// @member pos Vec2
// @member extent Vec2
s.new_usertype<io_ui_rect_t>("UIRect", sol::no_constructor, "pos",
&io_ui_rect_t::pos, "extent",
&io_ui_rect_t::extent);

// clang-format off
// @function UIAnchor
// @summary Initializes a new UI anchor.
// @param anchor number The position in [0, 1] relative to the parent transform.
// @param offset number The absolute offset (in px).
// @return UIAnchor value The new anchor.
// clang-format on
s["UIAnchor"] = [](io_float32_t anchor,
io_float32_t offset) -> io_ui_anchor_t {
return {anchor, offset};
};
// clang-format off
// @function UIAnchorOffsets
// @summary Initializes a new set of UI anchor offsets.
// @param left number Absolute offset (in px) to the left anchor.
// @param right number Absolute offset (in px) to the right anchor.
// @param top number Absolute offset (in px) to the top anchor.
// @param bottom number Absolute offset (in px) to the bottom anchor.
// @return UIAnchor value The new set of anchor offsets.
// clang-format on
s["UIAnchorOffsets"] = [](io_float32_t left, io_float32_t right,
io_float32_t top,
io_float32_t bottom) -> io_ui_anchor_offsets_t {
return {left, right, top, bottom};
};

// @namespace Ref
// @category Ref Functions to interact with refs.

Expand Down Expand Up @@ -1050,37 +1109,197 @@ void script_init_state(sol::state& s)
// @category UI Functions to interact with the UI system.
// @copy_category Interface

// clang-format off
// @function draw_rect
// @summary Draws a rectangle.
// @param color Vec4 The color of the rectangle.
// clang-format on
s["UI"]["draw_rect"] = [](io_vec4_t color) { io_ui->draw_rect(color); };
// clang-format off
// @function draw_direct
// @summary Draws a circle.
// @param color Vec4 The color of the circle.
// clang-format on
s["UI"]["draw_circle"] = [](io_vec4_t color) { io_ui->draw_circle(color); };
// clang-format off
// @function draw_ngon
// @summary Draws a n-sided polygon.
// @param color Vec4 The color of the n-sided polygon.
// @param num_sides number The number of sided.
// clang-format on
s["UI"]["draw_ngon"] = [](io_vec4_t color, io_uint32_t num_sides) {
io_ui->draw_ngon(color, num_sides);
};

// clang-format off
// @function draw_image
// @summary Draws an image to the screen.
// @summary Draws the image with the given name.
// @param name string The name of the image to draw.
// @param pos Vec2 The position of the image to draw.
// @param extent Vec2 The extent of the image to draw. Set a single component of the vector to a negative value to automatically derive the width/height matching the aspect ratio of the image.
// @param tint Vec4 Tint applied to the image.
// @param pivot Vec2 The pivot of the image to draw.
// @param tint Vec4 The tint of the image.
// clang-format on
s["UI"]["draw_image"] = [](const char* name, io_vec2_t pos, io_vec2_t ext,
io_vec4_t tint, io_vec2_t pivot) {};
s["UI"]["draw_image"] = [](const char* name, io_vec4_t tint) {
io_ui->draw_image(name, tint);
};
// clang-format off
// @function get_image_size
// @summary Gets the size of the image (in px).
// @param name string The name of the image.
// @return Vec2 value The size of the image (in px).
// clang-format on
s["UI"]["get_image_size"] = [](const char* name) {
return io_ui->get_image_size(name);
};

// clang-format off
// @function draw_text
// @summary Draws the given text to the screen.
// @param s string The string to draw.
// @param pos Vec2 The position of the text to draw.
// @param extent Vec2 The extent of the area the text is aligned to.
// @param tint Vec4 Tint applied to the text.
// @param alignment number 0: Center vertically and horizontally, 1: Center vertically and align left, 2: Center vertically and align right.
// @summary Draws the text with the given options.
// @param string string The string to draw.
// @param align_horizontal number The horizontal alignment.
// @param align_vertical number The vertical alignment.
// @param flags number The text flags.
// clang-format on
s["UI"]["draw_text"] = [](const char* name, io_vec2_t pos, io_vec2_t ext,
io_vec4_t tint, io_uint32_t align) {};
s["UI"]["draw_text"] =
[](const char* text, io_ui_text_align_horizontal align_horizontal,
io_ui_text_align_vertical align_vertical, io_ui_text_flag flags) {
io_ui->draw_text(text, align_horizontal, align_vertical, flags);
};
// clang-format off
// @function push_font_scale
// @summary Pushes a new scaling factor on the stack which is used to scale the font by.
// @param s number The factor to apply to size of the font.
// @function calc_text_bounds
// @summary Calculates the bounds for the given text and options.
// @param string string The string to compute the bounds for.
// @param align_horizontal number The horizontal alignment.
// @param align_vertical number The vertical alignment.
// @param flags number The text flags.
// @return Vec2 value The bounds for the text.
// clang-format on
s["UI"]["push_font_scale"] = [](float scale) {};
// @function pop_font_scale
// @summary Pops the scaling factor from the top of the stack.
s["UI"]["pop_font_scale"] = []() {};
s["UI"]["calc_text_bounds"] =
[](const char* text, io_ui_text_align_horizontal align_horizontal,
io_ui_text_align_vertical align_vertical, io_ui_text_flag flags) {
return io_ui->calc_text_bounds(text, align_horizontal, align_vertical,
flags);
};
// clang-format off
// @function get_last_text_bounds
// @summary Returns the bounds of the text that was drawn last.
// @return Vec2 value The bounds for the text.
// clang-format on
s["UI"]["get_last_text_bounds"] = []() {
return io_ui->get_last_text_bounds();
};

// clang-format off
// @function push_transform
// @summary Pushes the previous transform to the stack and activates the given one.
// @param left UIAnchor Left anchor.
// @param right UIAnchor Right anchor.
// @param top UIAnchor Top anchor.
// @param bottom UIAnchor Bottom anchor.
// @param rotation number The rotation to apply.
// clang-format on
s["UI"]["push_transform"] = [](io_ui_anchor_t left, io_ui_anchor_t right,
io_ui_anchor_t top, io_ui_anchor_t bottom,
io_float32_t rotation) {
io_ui->push_transform(left, right, top, bottom, rotation);
};

// clang-format off
// @function push_transform_preset
// @summary Pushes the previous transform to the stack and activates the given one.
// @param preset number The transform preset to use.
// @param offsets UIAnchorOffsets The offsets for each of the anchors.
// @param rotation number The rotation to apply.
// clang-format on
s["UI"]["push_transform_preset"] = [](io_ui_anchor_preset preset,
io_ui_anchor_offsets_t offsets,
io_float32_t rotation) {
io_ui->push_transform_preset(preset, offsets, rotation);
};
// clang-format off
// @function pop_transform
// @summary Pops the last transform off the stack and activates it.
// clang-format on
s["UI"]["pop_transform"] = []() { return io_ui->pop_transform(); };

// clang-format off
// @function push_scale_offset_for_base_size
// @summary Calculates the scale and offset for the given base size and according to the aspect mode.
// @param base_size Vec2 The base size.
// @param aspect_mode number The aspect mode to use.
// clang-format on
s["UI"]["push_scale_offset_for_base_size"] =
[](io_vec2_t base_size, io_ui_aspect_mode aspect_mode) {
io_ui->push_scale_offset_for_base_size(base_size, aspect_mode);
};

// clang-format off
// @function push_scale_offset
// @summary Pushes the scale and offset to the stack and activates the given parameters.
// @param scale number The uniform scaling factor.
// @param offset Vec2 The offset.
// clang-format on
s["UI"]["push_scale_offset"] = [](io_float32_t scale, io_vec2_t offset) {
io_ui->push_scale_offset(scale, offset);
};

// clang-format off
// @function pop_scale_offset
// @summary Pops the last scale and offset from the stack and activates it.
// clang-format on
s["UI"]["pop_scale_offset"] = []() { io_ui->pop_scale_offset(); };

// clang-format off
// @function push_style_var_float
// @summary Pushes the current style variation float value to the stack and sets the given one.
// @param var number The style variation.
// @param value number The value to set.
// clang-format on
s["UI"]["push_style_var_float"] = [](io_ui_style_var var,
io_float32_t value) {
io_ui->push_style_var_float(var, value);
};
// clang-format off
// @function push_style_var_vec4
// @summary Pushes the current style variation Vec4 value to the stack and sets the given one.
// @param var number The style variation.
// @param value Vec4 The value to set.
// clang-format on
s["UI"]["push_style_var_vec4"] = [](io_ui_style_var var, io_vec4_t value) {
io_ui->push_style_var_vec4(var, value);
};
// clang-format off
// @function pop_style_var
// @summary Pops the last style variation from the stack and activates it.
// clang-format on
s["UI"]["pop_style_var"] = []() { io_ui->pop_style_var(); };

// clang-format off
// @function clip_children
// @summary Clips the children of the current transform
// clang-format on
s["UI"]["clip_children"] = []() { io_ui->clip_children(); };

// clang-format off
// @function push_font_size
// @summary Pushes the current font size to the stack and sets the given one.
// @param size number The font size (in px).
// clang-format on
s["UI"]["push_font_size"] = [](io_float32_t size) {
io_ui->push_font_size(size);
};

// clang-format off
// @function pop_font_size
// @summary Pops the last font size from the stack and activates it.
// clang-format on
s["UI"]["pop_font_size"] = []() { io_ui->pop_font_size(); };

// clang-format off
// @function intersects
// @summary Returns true if the given position (in px) intersects the current transform.
// clang-format on
s["UI"]["intersects"] = [](io_vec2_t position) {
return io_ui->intersects(position);
};
};

s["Random"] = s.create_table();
Expand Down

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