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//! Specialized shape representing a circle.
const sf = struct {
pub usingnamespace @import("../sfml.zig");
pub usingnamespace sf.system;
pub usingnamespace sf.graphics;
};
const CircleShape = @This();
// Constructor/destructor
/// Inits a circle shape with a radius. The circle will be white and have 30 points
pub fn create(radius: f32) !CircleShape {
var circle = sf.c.sfCircleShape_create();
if (circle == null)
return sf.Error.nullptrUnknownReason;
sf.c.sfCircleShape_setFillColor(circle, sf.c.sfWhite);
sf.c.sfCircleShape_setRadius(circle, radius);
return CircleShape{ .ptr = circle.? };
}
/// Destroys a circle shape
pub fn destroy(self: CircleShape) void {
sf.c.sfCircleShape_destroy(self.ptr);
}
// Draw function
pub fn sfDraw(self: CircleShape, window: sf.RenderWindow, states: ?*sf.c.sfRenderStates) void {
sf.c.sfRenderWindow_drawCircleShape(window.ptr, self.ptr, states);
}
// Getters/setters
/// Gets the fill color of this circle shape
pub fn getFillColor(self: CircleShape) sf.Color {
return sf.Color.fromCSFML(sf.c.sfCircleShape_getFillColor(self.ptr));
}
/// Sets the fill color of this circle shape
pub fn setFillColor(self: CircleShape, color: sf.Color) void {
sf.c.sfCircleShape_setFillColor(self.ptr, color.toCSFML());
}
/// Gets the radius of this circle shape
pub fn getRadius(self: CircleShape) f32 {
return sf.c.sfCircleShape_getRadius(self.ptr);
}
/// Sets the radius of this circle shape
pub fn setRadius(self: CircleShape, radius: f32) void {
sf.c.sfCircleShape_setRadius(self.ptr, radius);
}
/// Gets the position of this circle shape
pub fn getPosition(self: CircleShape) sf.Vector2f {
return sf.Vector2f.fromCSFML(sf.c.sfCircleShape_getPosition(self.ptr));
}
/// Sets the position of this circle shape
pub fn setPosition(self: CircleShape, pos: sf.Vector2f) void {
sf.c.sfCircleShape_setPosition(self.ptr, pos.toCSFML());
}
/// Adds the offset to this shape's position
pub fn move(self: CircleShape, offset: sf.Vector2f) void {
sf.c.sfCircleShape_move(self.ptr, offset.toCSFML());
}
/// Gets the origin of this circle shape
pub fn getOrigin(self: CircleShape) sf.Vector2f {
return sf.Vector2f.fromCSFML(sf.c.sfCircleShape_getOrigin(self.ptr));
}
/// Sets the origin of this circle shape
pub fn setOrigin(self: CircleShape, origin: sf.Vector2f) void {
sf.c.sfCircleShape_setOrigin(self.ptr, origin.toCSFML());
}
/// Gets the rotation of this circle shape
pub fn getRotation(self: CircleShape) f32 {
return sf.c.sfCircleShape_getRotation(self.ptr);
}
/// Sets the rotation of this circle shape
pub fn setRotation(self: CircleShape, angle: f32) void {
sf.c.sfCircleShape_setRotation(self.ptr, angle);
}
/// Rotates this shape by a given amount
pub fn rotate(self: CircleShape, angle: f32) void {
sf.c.sfCircleShape_rotate(self.ptr, angle);
}
/// Gets the texture of this shape
pub fn getTexture(self: CircleShape) ?sf.Texture {
const t = sf.c.sfCircleShape_getTexture(self.ptr);
if (t) |tex| {
return sf.Texture{ .const_ptr = tex };
} else return null;
}
/// Sets the texture of this shape
pub fn setTexture(self: CircleShape, texture: ?sf.Texture) void {
var tex = if (texture) |t| t.get() else null;
sf.c.sfCircleShape_setTexture(self.ptr, tex, 0);
}
/// Gets the sub-rectangle of the texture that the shape will display
pub fn getTextureRect(self: CircleShape) sf.FloatRect {
return sf.FloatRect.fromCSFML(sf.c.sfCircleShape_getTextureRect(self.ptr));
}
/// Sets the sub-rectangle of the texture that the shape will display
pub fn setTextureRect(self: CircleShape, rect: sf.FloatRect) void {
sf.c.sfCircleShape_getCircleRect(self.ptr, rect.toCSFML());
}
/// Gets the bounds in the local coordinates system
pub fn getLocalBounds(self: CircleShape) sf.FloatRect {
return sf.FloatRect.fromCSFML(sf.c.sfCircleShape_getLocalBounds(self.ptr));
}
/// Gets the bounds in the global coordinates
pub fn getGlobalBounds(self: CircleShape) sf.FloatRect {
return sf.FloatRect.fromCSFML(sf.c.sfCircleShape_getGlobalBounds(self.ptr));
}
/// Pointer to the csfml structure
ptr: *sf.c.sfCircleShape,
test "circle shape: sane getters and setters" {
const tst = @import("std").testing;
var circle = try CircleShape.create(30);
defer circle.destroy();
circle.setFillColor(sf.Color.Yellow);
circle.setRadius(50);
circle.setRotation(15);
circle.setPosition(.{ .x = 1, .y = 2 });
circle.setOrigin(.{ .x = 20, .y = 25 });
circle.setTexture(null);
// TODO : issue #2
try tst.expectEqual(sf.Color.Yellow, circle.getFillColor());
try tst.expectEqual(@as(f32, 50), circle.getRadius());
try tst.expectEqual(@as(f32, 15), circle.getRotation());
try tst.expectEqual(sf.Vector2f{ .x = 1, .y = 2 }, circle.getPosition());
try tst.expectEqual(sf.Vector2f{ .x = 20, .y = 25 }, circle.getOrigin());
try tst.expectEqual(@as(?sf.Texture, null), circle.getTexture());
circle.rotate(5);
circle.move(.{ .x = -5, .y = 5 });
try tst.expectEqual(@as(f32, 20), circle.getRotation());
try tst.expectEqual(sf.Vector2f{ .x = -4, .y = 7 }, circle.getPosition());
}
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