bctitle.C

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#include "bcresources.h"
#include "bctitle.h"
#include "bcresources.h"
#include <string.h>
#include <unistd.h>

BC_Title::BC_Title(int x, 
                int y, 
                char *text, 
                int font, 
                int color, 
                int centered,
                int fixed_w)
 : BC_SubWindow(x, y, -1, -1, -1)
{
        this->font = font;
        if(color < 0) 
                this->color = get_resources()->default_text_color;
        else
                this->color = color;
        this->centered = centered;
        this->fixed_w = fixed_w;
        strcpy(this->text, text);
}

BC_Title::~BC_Title()
{
}


int BC_Title::initialize()
{
        if(w <= 0 || h <= 0)
                get_size(this, font, text, fixed_w, w, h);

        if(centered) x -= w / 2;

        BC_SubWindow::initialize();
        draw();
        return 0;
}

int BC_Title::set_color(int color)
{
        this->color = color;
        draw();
        return 0;
}

int BC_Title::resize(int w, int h)
{
        resize_window(w, h);
        draw();
        return 0;
}

int BC_Title::reposition(int x, int y)
{
        reposition_window(x, y, w, h);
        draw();
        return 0;
}


int BC_Title::update(char *text)
{
        int new_w, new_h;

        strcpy(this->text, text);
        get_size(this, font, text, fixed_w, new_w, new_h);
        if(new_w > w || new_h > h)
        {
                resize_window(new_w, new_h);
        }
        draw();
        return 0;
}

void BC_Title::update(float value)
{
        char string[BCTEXTLEN];
        sprintf(string, "%.04f", value);
        update(string);
}

char* BC_Title::get_text()
{
        return text;
}

int BC_Title::draw()
{
        int i, j, x, y;

// Fix background for block fonts.
// This should eventually be included in a BC_WindowBase::is_blocked_font()

        if(font == MEDIUM_7SEGMENT)
        {
          //leave it up to the theme to decide if we need a background or not.
          if (top_level->get_resources()->draw_clock_background)
          {
              BC_WindowBase::set_color(BLACK);
              draw_box(0, 0, w, h);
          }
        }
        else
                draw_top_background(parent_window, 0, 0, w, h);

        set_font(font);
        BC_WindowBase::set_color(color);
        for(i = 0, j = 0, x = 0, y = get_text_ascent(font); 
                i <= strlen(text); 
                i++)
        {
                if(text[i] == '\n' || text[i] == 0)
                {
                        if(centered)
                        {
                                draw_center_text(get_w() / 2, 
                                        y,
                                        &text[j],
                                        i - j);
                                j = i + 1;
                        }
                        else
                        {
                                draw_text(x, 
                                        y,
                                        &text[j],
                                        i - j);
                                j = i + 1;
                        }
                        y += get_text_height(font);
                }
        }
        set_font(MEDIUMFONT);    // reset
        flash();
        flush();
        return 0;
}

int BC_Title::calculate_w(BC_WindowBase *gui, char *text, int font)
{
        int temp_w, temp_h;
        get_size(gui, font, text, 0, temp_w, temp_h);
        return temp_w;
}

int BC_Title::calculate_h(BC_WindowBase *gui, char *text, int font)
{
        int temp_w, temp_h;
        get_size(gui, font, text, 0, temp_w, temp_h);
        return temp_h;
}



void BC_Title::get_size(BC_WindowBase *gui, int font, char *text, int fixed_w, int &w, int &h)
{
        int i, j, x, y, line_w = 0;
        w = 0;
        h = 0;

        for(i = 0, j = 0; i <= strlen(text); i++)
        {
                line_w = 0;
                if(text[i] == '\n')
                {
                        h++;
                        line_w = gui->get_text_width(font, &text[j], i - j);
                        j = i + 1;
                }
                else
                if(text[i] == 0)
                {
                        h++;
                        line_w = gui->get_text_width(font, &text[j]);
                }
                if(line_w > w) w = line_w;
        }

        h *= gui->get_text_height(font);
        w += 5;
        if(fixed_w > 0) w = fixed_w;
}

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