d_define_method_override(container, event)(struct s_object *self, struct s_object *environment, SDL_Event *current_event) {
d_using(container);
struct s_eventable_attributes *eventable_attributes;
struct s_uiable_attributes *uiable_attributes;
struct s_container_drawable *current_container;
struct s_object *result = d_call_owner(self, uiable, m_eventable_event, environment, current_event);
struct s_exception *exception;
d_try
{
d_foreach(&(container_attributes->entries), current_container, struct s_container_drawable) {
if (((uiable_attributes = d_cast(current_container->drawable, uiable))) &&
((eventable_attributes = d_cast(current_container->drawable, eventable)))) {
d_call_owner(current_container->drawable, uiable, m_eventable_event, environment, current_event);
if ((uiable_attributes->is_selected) && (eventable_attributes->enable))
d_call(current_container->drawable, m_eventable_event, environment, current_event);
}
}
}
d_catch(exception)
{
d_exception_dump(stderr, exception);
d_raise;
}
d_endtry;
return result;
}
d_define_method_override(container, draw)(struct s_object *self, struct s_object *environment) {
d_using(container);
struct s_drawable_attributes *drawable_attributes_self = d_cast(self, drawable), *drawable_attributes_entry;
struct s_uiable_attributes *uiable_attributes_self = d_cast(self, uiable), *uiable_attributes_entry;
struct s_square_attributes *square_attributes;
struct s_environment_attributes *environment_attributes = d_cast(environment, environment);
struct s_camera_attributes *camera_attributes = d_cast(environment_attributes->current_camera, camera);
struct s_container_drawable *current_container;
double position_x_self, position_y_self, normalized_position_x_self, normalized_position_y_self, position_x_entry, position_y_entry, center_x_self,
center_y_self, center_x_entry, center_y_entry, max_w = container_attributes->border_left + container_attributes->border_right,
max_h = container_attributes->border_top + container_attributes->border_bottom, current_w, current_h;
int result = d_drawable_return_last;
d_call(&(drawable_attributes_self->point_destination), m_point_get, &position_x_self, &position_y_self);
d_call(&(drawable_attributes_self->point_normalized_destination), m_point_get, &normalized_position_x_self, &normalized_position_y_self);
d_call(&(drawable_attributes_self->point_center), m_point_get, ¢er_x_self, ¢er_y_self);
d_foreach(&(container_attributes->entries), current_container, struct s_container_drawable) {
drawable_attributes_entry = d_cast(current_container->drawable, drawable);
position_x_entry = position_x_self + current_container->position_x + container_attributes->border_left;
position_y_entry = position_y_self + current_container->position_y + container_attributes->border_top;
center_x_entry = (position_x_self + center_x_self) - position_x_entry;
center_y_entry = (position_y_self + center_y_self) - position_y_entry;
d_call(current_container->drawable, m_drawable_set_position, position_x_entry, position_y_entry);
if (((drawable_attributes_entry->flags & e_drawable_kind_ui_no_attribute_angle) != e_drawable_kind_ui_no_attribute_angle) &&
((drawable_attributes_entry->flags & e_drawable_kind_ui_no_attribute_zoom) != e_drawable_kind_ui_no_attribute_zoom))
d_call(current_container->drawable, m_drawable_set_center, center_x_entry, center_y_entry);
if ((drawable_attributes_entry->flags & e_drawable_kind_ui_no_attribute_angle) != e_drawable_kind_ui_no_attribute_angle)
drawable_attributes_entry->angle = drawable_attributes_self->angle;
if ((drawable_attributes_entry->flags & e_drawable_kind_ui_no_attribute_zoom) != e_drawable_kind_ui_no_attribute_zoom)
drawable_attributes_entry->zoom = container_attributes->distributed_zoom;
if ((drawable_attributes_entry->flags & e_drawable_kind_ui_no_attribute_flip) != e_drawable_kind_ui_no_attribute_flip)
drawable_attributes_entry->flip = drawable_attributes_self->flip;
if ((d_call(current_container->drawable, m_drawable_normalize_scale, camera_attributes->scene_reference_w, camera_attributes->scene_reference_h,
camera_attributes->scene_offset_x, camera_attributes->scene_offset_y, camera_attributes->scene_center_x, camera_attributes->scene_center_y,
camera_attributes->screen_w, camera_attributes->screen_h, camera_attributes->scene_zoom))) {
square_attributes = d_cast(&(drawable_attributes_entry->square_collision_box), square);
current_w = d_math_max(d_math_max(square_attributes->normalized_top_left_x, square_attributes->normalized_top_right_x),
d_math_max(square_attributes->normalized_bottom_left_x, square_attributes->normalized_bottom_right_x)) - normalized_position_x_self;
current_h = d_math_max(d_math_max(square_attributes->normalized_top_left_y, square_attributes->normalized_top_right_y),
d_math_max(square_attributes->normalized_bottom_left_y, square_attributes->normalized_bottom_right_y)) - normalized_position_y_self;
if ((uiable_attributes_entry = d_cast(current_container->drawable, uiable))) {
/* we need to take in consideration the border of the object that is not considered in the collision square */
current_w += uiable_attributes_entry->border_w;
current_h += uiable_attributes_entry->border_h;
}
/* normalization for ratio and environmental zoom */
current_w = ((current_w * camera_attributes->scene_reference_w) / camera_attributes->screen_w) / camera_attributes->scene_zoom;
current_h = ((current_h * camera_attributes->scene_reference_h) / camera_attributes->screen_h) / camera_attributes->scene_zoom;
max_w = d_math_max(max_w, current_w);
max_h = d_math_max(max_h, current_h);
}
}
d_call(self, m_drawable_set_dimension, (max_w + uiable_attributes_self->border_w), (max_h + uiable_attributes_self->border_h));
if ((d_call(self, m_drawable_normalize_scale, camera_attributes->scene_reference_w, camera_attributes->scene_reference_h, camera_attributes->scene_offset_x,
camera_attributes->scene_offset_y, camera_attributes->scene_center_x, camera_attributes->scene_center_y, camera_attributes->screen_w,
camera_attributes->screen_h, camera_attributes->scene_zoom))) {
result = (intptr_t)d_call_owner(self, uiable, m_drawable_draw, environment); /* recall the father's draw method */
d_foreach(&(container_attributes->entries), current_container, struct s_container_drawable)
while (((intptr_t)d_call(current_container->drawable, m_drawable_draw, environment)) == d_drawable_return_continue);
}
d_define_method_override(label, set_dimension_h)(struct s_object *self, double h) {
d_using(label);
struct s_drawable_attributes *drawable_attributes = d_cast(self, drawable);
struct s_object *result = d_call_owner(self, drawable, m_drawable_set_dimension_h, h);
label_attributes->last_height = h;
label_attributes->format = e_label_background_format_fixed;
d_call(&(drawable_attributes->point_center), m_point_set_y, (double)(label_attributes->last_height/2.0));
return result;
}
d_define_method_override(checkbox, draw)(struct s_object *self, struct s_object *environment) {
d_using(checkbox);
struct s_uiable_attributes *uiable_attributes = d_cast(self, uiable);
struct s_environment_attributes *environment_attributes = d_cast(environment, environment);
struct s_drawable_attributes *drawable_attributes_self = d_cast(self, drawable),
*drawable_attributes_selected;
struct s_object *selected_component = NULL;
double position_x, position_y, new_position_x, new_position_y, center_x, center_y, new_center_x, new_center_y, dimension_w_self, dimension_h_self,
dimension_w_selected, dimension_h_selected, new_dimension_w, new_dimension_h;
int result = (intptr_t)d_call_owner(self, label, m_drawable_draw, environment); /* recall the father's draw method */
d_call(&(drawable_attributes_self->point_destination), m_point_get, &position_x, &position_y);
d_call(&(drawable_attributes_self->point_dimension), m_point_get, &dimension_w_self, &dimension_h_self);
d_call(&(drawable_attributes_self->point_center), m_point_get, ¢er_x, ¢er_y);
if ((checkbox_attributes->is_checked) && (checkbox_attributes->checked))
selected_component = checkbox_attributes->checked;
else if ((!checkbox_attributes->is_checked) && (checkbox_attributes->unchecked))
selected_component = checkbox_attributes->unchecked;
if (selected_component) {
drawable_attributes_selected = d_cast(selected_component, drawable);
d_call(&(drawable_attributes_selected->point_dimension), m_point_get, &dimension_w_selected, &dimension_h_selected);
new_dimension_h = dimension_h_self - (uiable_attributes->border_h * 2.0);
new_dimension_w = (dimension_w_selected * new_dimension_h)/dimension_h_selected;
new_position_x = position_x + dimension_w_self - new_dimension_w - uiable_attributes->border_w;
new_position_y = position_y + ((dimension_h_self - new_dimension_h) / 2.0);
new_center_x = (position_x + center_x) - new_position_x;
new_center_y = (position_y + center_y) - new_position_y;
d_call(selected_component, m_drawable_set_position, new_position_x, new_position_y);
d_call(selected_component, m_drawable_set_center, new_center_x, new_center_y);
d_call(selected_component, m_drawable_set_dimension, new_dimension_w, new_dimension_h);
drawable_attributes_selected->angle = drawable_attributes_self->angle;
drawable_attributes_selected->zoom = drawable_attributes_self->zoom;
drawable_attributes_selected->flip = drawable_attributes_self->flip;
if ((d_call(selected_component, m_drawable_normalize_scale, environment_attributes->reference_w[environment_attributes->current_surface],
environment_attributes->reference_h[environment_attributes->current_surface],
environment_attributes->camera_origin_x[environment_attributes->current_surface],
environment_attributes->camera_origin_y[environment_attributes->current_surface],
environment_attributes->camera_focus_x[environment_attributes->current_surface],
environment_attributes->camera_focus_y[environment_attributes->current_surface],
environment_attributes->current_w,
environment_attributes->current_h,
environment_attributes->zoom[environment_attributes->current_surface])))
while(((int)d_call(selected_component, m_drawable_draw, environment)) == d_drawable_return_continue);
}
d_cast_return(result);
}
d_define_method_override(label, draw)(struct s_object *self, struct s_object *environment) {
d_using(label);
double position_x, position_y, dimension_w, dimension_h, center_x, center_y;
struct s_drawable_attributes *drawable_attributes = d_cast(self, drawable);
struct s_environment_attributes *environment_attributes = d_cast(environment, environment);
SDL_Rect destination;
SDL_Point center;
d_call_owner(self, uiable, m_drawable_draw, environment); /* recall the father's draw method */
d_call(&(drawable_attributes->point_normalized_destination), m_point_get, &position_x, &position_y);
d_call(&(drawable_attributes->point_normalized_dimension), m_point_get, &dimension_w, &dimension_h);
d_call(&(drawable_attributes->point_normalized_center), m_point_get, ¢er_x, ¢er_y);
destination.x = position_x;
destination.y = position_y;
destination.w = dimension_w;
destination.h = dimension_h;
center.x = center_x;
center.y = center_y;
SDL_RenderCopyEx(environment_attributes->renderer, label_attributes->image, NULL, &destination, drawable_attributes->angle, ¢er,
drawable_attributes->flip);
d_cast_return(d_drawable_return_last);
}
d_define_method_override(label, draw)(struct s_object *self, struct s_object *environment) {
d_using(label);
struct s_drawable_attributes *drawable_attributes = d_cast(self, drawable);
struct s_uiable_attributes *uiable_attributes = d_cast(self, uiable);
struct s_environment_attributes *environment_attributes = d_cast(environment, environment);
double position_x, position_y, dimension_w, dimension_h, center_x, center_y, width_factor, height_factor;
int result = (intptr_t)d_call_owner(self, uiable, m_drawable_draw, environment); /* recall the father's draw method */
SDL_Rect source, destination;
SDL_Point center;
if (label_attributes->image) {
d_call(&(drawable_attributes->point_normalized_destination), m_point_get, &position_x, &position_y);
d_call(&(drawable_attributes->point_normalized_dimension), m_point_get, &dimension_w, &dimension_h);
d_call(&(drawable_attributes->point_normalized_center), m_point_get, ¢er_x, ¢er_y);
width_factor = (dimension_w/label_attributes->last_width);
height_factor = (dimension_h/label_attributes->last_height);
source.x = 0;
source.y = 0;
destination.x = (position_x + uiable_attributes->border_w);
destination.y = (position_y + uiable_attributes->border_h);
if (label_attributes->format == e_label_background_format_fixed) {
source.w = d_math_min((label_attributes->last_width - (uiable_attributes->border_w * 2.0)), label_attributes->string_width);
source.h = d_math_min((label_attributes->last_height - (uiable_attributes->border_h * 2.0)), label_attributes->string_height);
switch (label_attributes->alignment_x) {
case e_label_alignment_center:
if ((source.x = d_math_max(((label_attributes->string_width-label_attributes->last_width)/2.0), 0)) == 0)
destination.x = position_x + (((label_attributes->last_width - label_attributes->string_width)/2.0) *
width_factor);
break;
case e_label_alignment_right:
if ((source.x = d_math_max((label_attributes->string_width-label_attributes->last_width), 0)) == 0)
destination.x = position_x + ((label_attributes->last_width - label_attributes->string_width) * width_factor);
default:
break;
}
switch (label_attributes->alignment_y) {
case e_label_alignment_center:
if ((source.y = d_math_max(((label_attributes->string_height-label_attributes->last_height)/2.0), 0)) == 0)
destination.y = position_y + (((label_attributes->last_height - label_attributes->string_height)/2.0) *
height_factor);
break;
case e_label_alignment_bottom:
if ((source.y = d_math_max((label_attributes->string_height-label_attributes->last_height), 0)) == 0)
destination.y = position_y + ((label_attributes->last_height - label_attributes->string_height) *
height_factor);
default:
break;
}
} else if (label_attributes->format == e_label_background_format_adaptable) {
source.w = label_attributes->string_width;
source.h = label_attributes->string_height;
}
destination.w = source.w * width_factor;
destination.h = source.h * height_factor;
center.x = (position_x + center_x) - destination.x;
center.y = (position_y + center_y) - destination.y;
label_attributes->last_source = source;
label_attributes->last_destination = destination;
SDL_RenderCopyEx(environment_attributes->renderer, label_attributes->image, &source, &destination, drawable_attributes->angle, ¢er,
(SDL_RendererFlip)drawable_attributes->flip);
}
d_cast_return(result);
}
d_define_method_override(illuminable_bitmap, draw)(struct s_object *self, struct s_object *environment) {
d_using(illuminable_bitmap);
struct s_environment_attributes *environment_attributes = d_cast(environment, environment);
struct s_drawable_attributes *drawable_attributes = d_cast(self, drawable);
struct s_lights_emitter_description *lights_emitter;
struct s_list affected_lights;
struct s_object *result = d_call_owner(self, bitmap, m_drawable_draw, environment); /* recall the father's draw method */
double image_x, image_y, image_center_x, image_center_y, image_principal_point_x, image_principal_point_y, new_x, new_y,
radians_rotation = -(drawable_attributes->angle * d_math_radians_conversion), radians_incident, cosine = cos(radians_rotation),
sine = sin(radians_rotation), light_normalized_percentage[e_illuminable_bitmap_side_NULL], light_final_mask[e_illuminable_bitmap_side_NULL], local_factor,
center_factor, center_factor_reduction;
unsigned int index_side;
if (illuminable_bitmap_attributes->lights) {
memset(&(affected_lights), 0, sizeof(s_list));
for (index_side = 0; index_side < e_illuminable_bitmap_side_NULL; ++index_side)
light_final_mask[index_side] = 0;
d_call(self, m_drawable_get_scaled_position, &image_x, &image_y);
d_call(self, m_drawable_get_scaled_center, &image_center_x, &image_center_y);
d_call(self, m_drawable_get_scaled_principal_point, &image_principal_point_x, &image_principal_point_y);
d_call(illuminable_bitmap_attributes->lights, m_lights_get_affecting_lights, self, &(affected_lights), environment);
d_foreach(&(affected_lights), lights_emitter, struct s_lights_emitter_description) {
for (index_side = 0; index_side < e_illuminable_bitmap_side_NULL; ++index_side)
light_normalized_percentage[index_side] = 0;
/* we need to re-calculate the coordinates of the light in respect of the angle generated by this image */
new_x = lights_emitter->position_x - (image_x + image_center_x);
new_y = lights_emitter->position_y - (image_y + image_center_y);
lights_emitter->position_x = (new_x * cosine) - (new_y * sine) + (image_x + image_center_x);
lights_emitter->position_y = (new_x * sine) + (new_y * cosine) + (image_y + image_center_y);
radians_incident = fmod(atan2(lights_emitter->position_y - image_principal_point_y, lights_emitter->position_x - image_principal_point_x), d_math_two_pi);
/* we need to convert it to a positive angle */
if (radians_incident < 0)
radians_incident = d_math_two_pi + radians_incident;
center_factor_reduction = 0.0;
switch (illuminable_bitmap_attributes->main_axis) {
case e_illuminable_bitmap_axis_x:
center_factor = 1.0 - (fabs(lights_emitter->position_x - image_principal_point_x) / ((image_principal_point_x + lights_emitter->radius) - image_x));
if ((intptr_t)d_call(&(drawable_attributes->square_collision_box), m_square_inside_coordinates, lights_emitter->position_x,
lights_emitter->position_y))
center_factor_reduction = 1.0 - (fabs(lights_emitter->position_x - image_principal_point_x) / (image_principal_point_x - image_x));
break;
case e_illuminable_bitmap_axis_y:
center_factor = 1.0 - (fabs(lights_emitter->position_y - image_principal_point_y) / ((image_principal_point_y + lights_emitter->radius) - image_y));
if ((intptr_t)d_call(&(drawable_attributes->square_collision_box), m_square_inside_coordinates, lights_emitter->position_x,
lights_emitter->position_y))
center_factor_reduction = 1.0 - (fabs(lights_emitter->position_y - image_principal_point_y) / (image_principal_point_y - image_y));
break;
}
light_normalized_percentage[e_illuminable_bitmap_side_front] = center_factor;
if ((radians_incident >= 0) && (radians_incident < d_math_half_pi)) {
light_normalized_percentage[e_illuminable_bitmap_side_bottom] = (radians_incident / d_math_half_pi) * (1.0 - center_factor_reduction);
light_normalized_percentage[e_illuminable_bitmap_side_right] = (1.0 - (radians_incident / d_math_half_pi)) * (1.0 - center_factor_reduction);
} else if ((radians_incident >= d_math_half_pi) && (radians_incident < d_math_pi)) {
light_normalized_percentage[e_illuminable_bitmap_side_left] = ((radians_incident - d_math_half_pi) / d_math_half_pi) * (1.0 - center_factor_reduction);
light_normalized_percentage[e_illuminable_bitmap_side_bottom] =
(1.0 - ((radians_incident - d_math_half_pi) / d_math_half_pi)) * (1.0 - center_factor_reduction);
} else if ((radians_incident >= d_math_pi) && (radians_incident < (d_math_pi + d_math_half_pi))) {
light_normalized_percentage[e_illuminable_bitmap_side_top] = ((radians_incident - d_math_pi) / d_math_half_pi) * (1.0 - center_factor_reduction);
light_normalized_percentage[e_illuminable_bitmap_side_left] =
(1.0 - ((radians_incident - d_math_pi) / d_math_half_pi)) * (1.0 - center_factor_reduction);
} else if ((radians_incident >= (d_math_pi + d_math_half_pi)) && (radians_incident < d_math_two_pi)) {
light_normalized_percentage[e_illuminable_bitmap_side_right] =
((radians_incident - (d_math_pi + d_math_half_pi)) / d_math_half_pi) * (1.0 - center_factor_reduction);
light_normalized_percentage[e_illuminable_bitmap_side_top] =
(1.0 - ((radians_incident - (d_math_pi + d_math_half_pi)) / d_math_half_pi)) * (1.0 - center_factor_reduction);
}
for (index_side = 0; index_side < e_illuminable_bitmap_side_NULL; ++index_side)
if ((local_factor =
(light_normalized_percentage[index_side] * (((lights_emitter->radius - lights_emitter->distance) / lights_emitter->radius) * 255.0))) > 0) {
/* now we have a factor that is proportional with the angle, with the distance and with the radius of the light. What we should do is to normalized
* that value using the intensity and the penetration of the light into the */
if ((light_final_mask[index_side] += local_factor) > 255.0)
light_final_mask[index_side] = 255.0;
}
}
for (index_side = 0; index_side < e_illuminable_bitmap_side_NULL; ++index_side) {
if ((light_final_mask[index_side] > 0) && (illuminable_bitmap_attributes->drawable_mask[index_side])) {
/* we don't need to check the visibility because, if we are in this function, means that the visibility of the object has been already confirmed by the
* called */
d_call(illuminable_bitmap_attributes->drawable_mask[index_side], m_drawable_set_maskRGB, (unsigned int)light_final_mask[index_side],
(unsigned int)light_final_mask[index_side], (unsigned int)light_final_mask[index_side]);
while (((intptr_t)d_call(illuminable_bitmap_attributes->drawable_mask[index_side], m_drawable_draw, environment)) == d_drawable_return_continue);
}
}
/* clean the content */
while ((lights_emitter = (struct s_lights_emitter_description *)(affected_lights.head))) {
f_list_delete(&(affected_lights), (struct s_list_node *)lights_emitter);
d_free(lights_emitter);
}
}
