void styled_widget::update_canvas()
{
const int max_width = get_text_maximum_width();
const int max_height = get_text_maximum_height();
// set label in canvases
for(auto & canvas : canvas_)
{
canvas.set_variable("text", variant(label_));
canvas.set_variable("text_markup", variant(use_markup_));
canvas.set_variable("text_link_aware", variant(get_link_aware()));
// Possible TODO: Consider making a formula_callable for colours
color_t link_color = get_link_color();
std::vector<variant> link_color_as_list{variant(link_color.r), variant(link_color.g), variant(link_color.b), variant(link_color.a)};
canvas.set_variable("text_link_color", variant(&link_color_as_list));
canvas.set_variable("text_alignment",
variant(encode_text_alignment(text_alignment_)));
canvas.set_variable("text_maximum_width", variant(max_width));
canvas.set_variable("text_maximum_height", variant(max_height));
canvas.set_variable("text_wrap_mode",
variant(can_wrap() ? PANGO_ELLIPSIZE_NONE
: PANGO_ELLIPSIZE_END));
canvas.set_variable("text_characters_per_line",
variant(get_characters_per_line()));
}
}
void tcontrol::calculate_integrate()
{
if (!text_editable_) {
return;
}
if (integrate_) {
delete integrate_;
}
int max = get_text_maximum_width();
if (max > 0) {
// before place, w_ = 0. it indicate not ready.
integrate_ = new tintegrate(label_, get_text_maximum_width(), -1, config()->text_font_size, font::BLACK_COLOR, text_editable_);
if (!locator_.empty()) {
integrate_->fill_locator_rect(locator_, true);
}
}
}
void ttext_box::place(const tpoint& origin, const tpoint& size)
{
// Inherited.
tcontrol::place(origin, size);
set_maximum_width(get_text_maximum_width());
set_maximum_height(get_text_maximum_height());
update_offsets();
}
void ttext_box::update_canvas()
{
/***** Gather the info *****/
// Set the cursor info.
const unsigned start = get_selection_start();
const int length = get_selection_length();
set_maximum_length(max_input_length_);
PangoEllipsizeMode ellipse_mode = PANGO_ELLIPSIZE_NONE;
if(!can_wrap()) {
if((start + length) > (get_length() / 2)) {
ellipse_mode = PANGO_ELLIPSIZE_START;
} else {
ellipse_mode = PANGO_ELLIPSIZE_END;
}
}
set_ellipse_mode(ellipse_mode);
// Set the selection info
unsigned start_offset = 0;
unsigned end_offset = 0;
if(length == 0) {
// No nothing.
} else if(length > 0) {
start_offset = get_cursor_position(start).x;
end_offset = get_cursor_position(start + length).x;
} else {
start_offset = get_cursor_position(start + length).x;
end_offset = get_cursor_position(start).x;
}
/***** Set in all canvases *****/
const int max_width = get_text_maximum_width();
const int max_height = get_text_maximum_height();
for(auto & tmp : canvas())
{
tmp.set_variable("text", variant(get_value()));
tmp.set_variable("text_x_offset", variant(text_x_offset_));
tmp.set_variable("text_y_offset", variant(text_y_offset_));
tmp.set_variable("text_maximum_width", variant(max_width));
tmp.set_variable("text_maximum_height", variant(max_height));
tmp.set_variable("cursor_offset",
variant(get_cursor_position(start + length).x));
tmp.set_variable("selection_offset", variant(start_offset));
tmp.set_variable("selection_width", variant(end_offset - start_offset));
tmp.set_variable("text_wrap_mode", variant(ellipse_mode));
}
}
void tcontrol::update_canvas()
{
const int max_width = get_text_maximum_width();
const int max_height = get_text_maximum_height();
// set label in canvases
for(auto & canvas : canvas_)
{
canvas.set_variable("text", variant(label_));
canvas.set_variable("text_markup", variant(use_markup_));
canvas.set_variable("text_link_aware", variant(get_link_aware()));
canvas.set_variable("text_link_color", variant(get_link_color()));
canvas.set_variable("text_alignment",
variant(encode_text_alignment(text_alignment_)));
canvas.set_variable("text_maximum_width", variant(max_width));
canvas.set_variable("text_maximum_height", variant(max_height));
canvas.set_variable("text_wrap_mode",
variant(can_wrap() ? PANGO_ELLIPSIZE_NONE
: PANGO_ELLIPSIZE_END));
canvas.set_variable("text_characters_per_line",
variant(get_characters_per_line()));
}
}
