/* ------------------------------------------------------------------------- */
TextureGlyph *
texture_font_get_glyph( TextureFont *self,
wchar_t charcode )
{
size_t i;
static wchar_t *buffer = 0;
TextureGlyph *glyph;
assert( self );
assert( self->filename );
assert( self->atlas );
/* Check if charcode has been already loaded */
for( i=0; i<self->glyphs->size; ++i )
{
glyph = (TextureGlyph *) vector_get( self->glyphs, i );
if( glyph->charcode == charcode )
{
return glyph;
}
}
/* If not, load it */
if( !buffer)
{
buffer = (wchar_t *) calloc( 2, sizeof(wchar_t) );
}
buffer[0] = charcode;
if( texture_font_cache_glyphs( self, buffer ) == 0 )
{
return (TextureGlyph *) vector_back( self->glyphs );
}
return NULL;
}
/**
* Access stack top data.
*/
void* stack_top(const cstl_stack_t* cpsk_stack)
{
assert(cpsk_stack != NULL);
#if defined (CSTL_STACK_VECTOR_SEQUENCE)
return vector_back(&cpsk_stack->_t_sequence);
#elif defined (CSTL_STACK_LIST_SEQUENCE)
return list_back(&cpsk_stack->_t_sequence);
#else
return deque_back(&cpsk_stack->_t_sequence);
#endif
}
void test_front_and_back() {
vector* v = create_test_vector();
int* first_element = (int*)vector_front(v);
int* last_element = (int*)vector_back(v);
printf("First element = %i\n", *first_element);
printf("Last element = %i\n", *last_element);
vector_free(v, NULL);
}
void verr_reraise() {
if (try_stack->size > 0) {
TryFrame* frame = vector_back(try_stack);
longjmp(frame->env, current_error);
}
fprintf(stderr, "unhandled exception: %s", verr_msg(current_error));
if (current_msg) {
fprintf(stderr, " - %s\n", current_msg);
} else {
fprintf(stderr, "\n");
}
#ifdef DEBUG
verr_print_stacktrace();
#endif
abort();
}
void test_vector()
{
size_t arr[10], arr2[10];
size_t i, j;
vector vec;
j = 200;
vector_init(&vec, &malloc, &free);
for (i = 0; i < 10; ++i)
{
arr[i] = i;
vector_push_back(&vec, &arr[i]);
}
for (i = 0; i < 10; ++i)
{
arr2[i] = i + 10;
vector_push_back(&vec, &arr2[i]);
}
vector_insert(&vec, &j, vec.size);
vector_remove(&vec, 0);
printf("-----\nVector testing\n-----\nSize: %d\nMax size: %d\nContents: ", vector_size(&vec), vector_max_size(&vec));
for (i = 0; i < 20; ++i) printf("%d ", *(size_t*)vector_pop_back(&vec));
vector_push_back(&vec, &j);
printf("\nFront: %d\nBack: %d\n", *(size_t*)vector_front(&vec), *(size_t*)vector_back(&vec));
vector_clear(&vec);
printf("Vector cleared\nSize: %d\n", vec.size);
vector_free(&vec);
printf("\n");
}
// ------------------------------------------------- texture_font_get_glyph ---
texture_glyph_t *
texture_font_get_glyph( texture_font_t * self,
wchar_t charcode )
{
assert( self );
size_t i;
static wchar_t *buffer = 0;
texture_glyph_t *glyph;
assert( self );
assert( self->filename );
assert( self->atlas );
/* Check if charcode has been already loaded */
for( i=0; i<self->glyphs->size; ++i )
{
glyph = *(texture_glyph_t **) vector_get( self->glyphs, i );
if( (glyph->charcode == charcode) &&
(glyph->outline_type == self->outline_type) &&
(glyph->outline_thickness == self->outline_thickness) )
{
return glyph;
}
}
/* charcode -1 is special : it is used for line drawing (overline,
* underline, strikethrough) and background.
*/
if( charcode == (wchar_t)(-1) )
{
size_t width = self->atlas->width;
size_t height = self->atlas->height;
ivec4 region = texture_atlas_get_region( self->atlas, 5, 5 );
texture_glyph_t * glyph = texture_glyph_new( );
static unsigned char data[4*4*3] = {-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1};
if ( region.x < 0 )
{
// fprintf( stderr, "Texture atlas is full (line %d)\n", __LINE__ );
return NULL;
}
#ifndef RENDERSTRING
texture_atlas_set_region( self->atlas, region.x, region.y, 4, 4, data, 0 );
#else
data[0]=0;
#endif
glyph->charcode = (wchar_t)(-1);
glyph->s0 = (region.x+2)/(float)width;
glyph->t0 = (region.y+2)/(float)height;
glyph->s1 = (region.x+3)/(float)width;
glyph->t1 = (region.y+3)/(float)height;
vector_push_back( self->glyphs, &glyph );
return glyph; //*(texture_glyph_t **) vector_back( self->glyphs );
}
/* Glyph has not been already loaded */
if( !buffer)
{
buffer = (wchar_t *) calloc( 2, sizeof(wchar_t) );
}
buffer[0] = charcode;
if( texture_font_load_glyphs( self, buffer ) == 0 )
{
return *(texture_glyph_t **) vector_back( self->glyphs );
}
return NULL;
}
/*
总是将孩子节点加在子节点链的最右边
如果 parent 在对象树中
那么完成添加工作后一定要更新 root->parent 的 lchild 成员和 rchild 成员
这是为了保证遍历的正确
*/
si_t application_add_window(struct window * parent, struct window * window)
{
struct object node, * tree;
/* 添加顶层窗口 */
if(parent == NULL)
{
/* node 的父节点是 window */
node.parent = OBJECT_POINTER(window);
node.lchild = object_tree_l_most_node(OBJECT_POINTER(window));
node.rchild = object_tree_r_most_node(OBJECT_POINTER(window));
node.name = NULL;
node.id = 0;
/* 将窗口添加到向量 */
vector_push_back(&(global_application.window_vector), &node, sizeof(struct object));
tree = vector_back(&(global_application.window_vector));
/* window 的父节点是 node */
window->parent = tree;
}
/* 添加非顶层窗口 */
else
{
object_insert_child(OBJECT_POINTER(parent), OBJECT_POINTER(window));
}
/**
* if already running in app_exec
**/
if(global_application.exec_flag)
{
union message msg;
msg.base.type = MESSAGE_TYPE_WIDGET_REPAINT;
msg.widget_repaint.area = window->area;
if(global_application.focus != NULL)
{
struct window* w = WINDOW_POINTER(global_application.focus);
struct object* tree, *node, *tree_real_parent;
w->is_activated = 0;
msg.widget_repaint.area = w->area;
if(w->callback != NULL)
{
w->callback(w, &msg);
}
node = OBJECT_POINTER(w);
tree = node->parent;
tree_real_parent = tree->parent;
tree->parent = node;
node = object_tree_l_most_node(tree);
while(node != NULL)
{
union message msg;
msg.base.type = MESSAGE_TYPE_WIDGET_REPAINT;
msg.widget_repaint.area = WIDGET_POINTER(node)->area;
if(WIDGET_POINTER(node)->callback != NULL)
WIDGET_POINTER(node)->callback(node, &msg);
node = object_tree_iterator_increment(tree, node);
}
tree->parent = tree_real_parent;
}
window->descriptor = register_window((parent == NULL ? 0 : parent->descriptor), window->title,
window->area.x, window->area.y, window->area.width, window->area.height,
window->minimize_enable, window->maximize_enable, window->modal);
if(window->descriptor == 0)
{
EGUI_PRINT_ERROR("failed to register window");
application_exit();
return -1;
}
/**
* find icon for the application
**/
if((window->icon_path = (char*)malloc(256)) == NULL)
{
EGUI_PRINT_SYS_ERROR("failed to malloc for icon path. malloc");
application_exit();
return -1;
}
else
{
/**
* in C89 standard, snprintf() is NOT included in <stdio.h>
* so you have to use sprintf, which may be dangerous. be careful
**/
sprintf(window->icon_path, "%s/icons/%s.bmp", global_application.icon_root_path, global_application.name);
if(access(window->icon_path, R_OK) == -1)
{
sprintf(window->icon_path, "%s/icons/default.bmp", global_application.icon_root_path);
}
}
msg.widget_repaint.area = window->area;
global_application.focus = window;
window->is_activated = 1;
if(window->callback != NULL)
{
window->callback(window, &msg);
}
}
return 0;
}
int stack_top(Stack* stack)
{
return vector_back(stack->elems);
}
void *stack_top(stack *s)
{
return vector_back(&s->storage);
}
