CL_SpanLayout_Impl::TextSizeResult CL_SpanLayout_Impl::find_text_size(CL_GraphicContext &gc, const TextBlock &block, unsigned int object_index)
{
CL_Font font = objects[object_index].font;
if (layout_cache.object_index != object_index)
{
layout_cache.object_index = object_index;
layout_cache.metrics = font.get_font_metrics();
}
TextSizeResult result;
result.start = block.start;
int pos = block.start;
int x_position = 0;
while (pos != block.end)
{
int end = cl_min(objects[object_index].end, block.end);
CL_StringRef subtext = text.substr(pos, end-pos);
CL_Size text_size = font.get_text_size(gc, subtext);
result.width += text_size.width;
result.height = cl_max(result.height, (int)(layout_cache.metrics.get_height()+layout_cache.metrics.get_external_leading())/*text_size.height*/);
result.ascender = cl_max(result.ascender, (int)layout_cache.metrics.get_ascent());
result.descender = cl_max(result.descender, (int)layout_cache.metrics.get_descent());
LineSegment segment;
segment.type = object_text;
segment.start = pos;
segment.end = end;
segment.font = objects[object_index].font;
segment.color = objects[object_index].color;
segment.id = objects[object_index].id;
segment.x_position = x_position;
segment.width = text_size.width;
segment.ascender = (int)layout_cache.metrics.get_ascent();
segment.descender = (int)layout_cache.metrics.get_descent();
x_position += text_size.width;
result.segments.push_back(segment);
pos = end;
if (pos == objects[object_index].end)
{
object_index++;
result.objects_traversed++;
if (object_index < objects.size())
{
layout_cache.object_index = object_index;
font = objects[object_index].font;
layout_cache.metrics = font.get_font_metrics();
}
}
}
result.end = pos;
return result;
}
void CL_ListViewLayoutIcons::update_shown_items_grid(CL_Font &font, CL_ListViewItem doc_item)
{
CL_GraphicContext &gc = listview->get_gc();
shown_items.clear();
row_counter = 0;
CL_ListViewItem item = doc_item.get_first_child();
int x = rect_view.left;
int y = rect_view.top - scroll_y;
int skip_items = (scroll_y/size_cell.height) * max_grid_cols_visible;
int skip_rows = skip_items/max_grid_cols_visible;
y += skip_rows * size_cell.height;
int skip_item_counter = 0;
while (item.is_item())
{
if (skip_item_counter < skip_items)
{
item = item.get_next_sibling();
skip_item_counter++;
}
ListViewShownItem si;
si.valid = true;
si.item = item;
CL_Rect rect_cell(x, y, x+size_cell.width, y+size_cell.height);
si.rect_cell.push_back(rect_cell);
rect_cell.shrink(rect_cell_shrink.left, rect_cell_shrink.top, rect_cell_shrink.right, rect_cell_shrink.bottom); // part_cell.get_content_box(si.rect_cell);
CL_Rect rect_cell_content = rect_cell;
si.rect_icon = get_icon_rect(rect_cell_content, item, rect_cell_content.left);
const CL_StringRef &text = si.item.get_column(header->get_first_column().get_column_id()).get_text();
CL_Size text_size = font.get_text_size(gc, text);
CL_Rect text_rect;
text_rect.left = rect_cell_content.get_center().x - text_size.width/2;
text_rect.top = rect_cell_content.bottom - text_size.height;
text_rect.set_size(text_size);
si.descent = font.get_font_metrics().get_descent();
si.rect_text.push_back(text_rect);
shown_items.push_back(si);
x += size_cell.width;
if (x + size_cell.width > rect_view.right)
{
row_counter++;
if (row_counter > (max_rows_visible+1))
break;
y += size_cell.height;
x = rect_view.left;
}
item = item.get_next_sibling();
}
valid = true;
}
CL_GUIThemePart::VerticalTextPosition CL_GUIThemePart::get_vertical_text_align(CL_GraphicContext &gc, CL_Font &font, const CL_Rect &content_rect)
{
// See diagram in: Documentation\Overview\fonts.html (Font Metrics)
CL_FontMetrics metrics = font.get_font_metrics();
float align_height = metrics.get_ascent() - metrics.get_internal_leading();
float content_height = content_rect.get_height();
float baseline = (content_height + align_height) / 2.0f;
VerticalTextPosition result;
result.baseline = baseline + content_rect.top;
result.top = result.baseline - metrics.get_ascent();
result.bottom = result.baseline + metrics.get_descent();
return result;
}
void LabelImpl::load(CL_GraphicContext &p_gc)
{
CL_FontDescription desc;
desc.set_height(m_size);
if (m_font == Label::F_REGULAR || m_font == Label::F_BOLD) {
desc.set_typeface_name("tahoma");
if (m_font == Label::F_BOLD) {
desc.set_weight(100000);
}
m_clFont = new CL_Font_System(p_gc, desc);
} else {
desc.set_typeface_name("resources/pixel.ttf");
m_clFont = new CL_Font_Freetype(p_gc, desc);
}
// remember metrics
m_fontMetrics = m_clFont->get_font_metrics(p_gc);
}
void Info::draw(CL_GraphicContext &gc)
{
CL_String text_to_draw = name;
CL_Rect draw_rect = get_geometry();
int draw_xpos = 0;
int draw_ypos = 0;
//CL_Draw::fill(gc, CL_Rect(draw_xpos, draw_ypos, CL_Size(get_width(), get_height())), CL_Colorf(CL_Colorf::red));
CL_Font font = gui->get_font();
CL_FontMetrics metrics = font.get_font_metrics(gc);
draw_ypos += (int) metrics.get_ascent();
CL_Colorf color;
int time_diff = CL_System::get_time() - activated_time;
float color_value = 1.0f - ( ( (float) time_diff ) / 1000.0f);
if ( (color_value <= 1.0f) && (color_value > 0.0f) )
{
color = CL_Colorf(color_value, color_value/2.0f, color_value/2.0f, color_value);
font.draw_text(gc, draw_xpos, draw_ypos, "#", color);
color = CL_Colorf(color_value, color_value/2.0f, color_value/2.0f, 1.0f);
text_to_draw = name + comment;
set_constant_repaint(true);
}
else
{
color = CL_Colorf(0, 0, 0, 1.0f);
set_constant_repaint(false);
}
//font.draw_text(gc, draw_xpos + 16, draw_ypos, text_to_draw, CL_Colorf::white);
font.draw_text(gc, draw_xpos + 16-1, draw_ypos-1, text_to_draw, color);
}
