static void TXT_JoystickInputDrawer(TXT_UNCAST_ARG(joystick_input), int selected)
{
    TXT_CAST_ARG(txt_joystick_input_t, joystick_input);
    char buf[20];
    int i;

    if (*joystick_input->variable < 0)
    {
        strcpy(buf, "(none)");
    }
    else
    {
        GetJoystickButtonDescription(*joystick_input->variable, buf);
    }

    if (selected)
    {
        TXT_BGColor(TXT_COLOR_GREY, 0);
    }
    else
    {
        TXT_BGColor(TXT_COLOR_BLUE, 0);
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
    
    TXT_DrawString(buf);
    
    for (i=strlen(buf); i<JOYSTICK_INPUT_WIDTH; ++i)
    {
        TXT_DrawString(" ");
    }
}
Ejemplo n.º 2
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static void TXT_WindowActionDrawer(TXT_UNCAST_ARG(action))
{
    TXT_CAST_ARG(txt_window_action_t, action);
    char buf[10];

    TXT_GetKeyDescription(action->key, buf);

    if (TXT_HoveringOverWidget(action))
    {
        TXT_BGColor(TXT_COLOR_BLACK, 0);
    }
    else
    {
        TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);
    }

    TXT_DrawString(" ");
    TXT_FGColor(TXT_COLOR_BRIGHT_GREEN);
    TXT_DrawString(buf);
    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_DrawString("=");

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
    TXT_DrawString(action->label);
    TXT_DrawString(" ");
}
Ejemplo n.º 3
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static void TXT_InputBoxDrawer(TXT_UNCAST_ARG(inputbox))
{
    TXT_CAST_ARG(txt_inputbox_t, inputbox);
    int focused;
    int i;
    int chars;
    int w;

    focused = inputbox->widget.focused;
    w = inputbox->widget.w;

    // Select the background color based on whether we are currently
    // editing, and if not, whether the widget is focused.

    if (inputbox->editing && focused)
    {
        TXT_BGColor(TXT_COLOR_BLACK, 0);
    }
    else
    {
        TXT_SetWidgetBG(inputbox);
    }

    if (!inputbox->editing)
    {
        // If not editing, use the current value from inputbox->value.

        SetBufferFromValue(inputbox);
    }

    // If string size exceeds the widget's width, show only the end.

    if (TXT_UTF8_Strlen(inputbox->buffer) > w - 1)
    {
        TXT_DrawString("\xae");
        TXT_DrawUTF8String(
            TXT_UTF8_SkipChars(inputbox->buffer,
                               TXT_UTF8_Strlen(inputbox->buffer) - w + 2));
        chars = w - 1;
    }
    else
    {
        TXT_DrawUTF8String(inputbox->buffer);
        chars = TXT_UTF8_Strlen(inputbox->buffer);
    }

    if (chars < w && inputbox->editing && focused)
    {
        TXT_BGColor(TXT_COLOR_BLACK, 1);
        TXT_DrawString("_");
        ++chars;
    }

    for (i=chars; i < w; ++i)
    {
        TXT_DrawString(" ");
    }
}
Ejemplo n.º 4
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static void TXT_SpinControlDrawer(TXT_UNCAST_ARG(spincontrol), int selected)
{
    TXT_CAST_ARG(txt_spincontrol_t, spincontrol);
    unsigned int i;
    unsigned int padding;

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_BGColor(TXT_COLOR_BLUE, 0);

    TXT_DrawString("\x1b ");

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    // Choose background color

    if (selected && spincontrol->editing)
    {
        TXT_BGColor(TXT_COLOR_BLACK, 0);
    }
    else if (selected)
    {
        TXT_BGColor(TXT_COLOR_GREY, 0);
    }
    else
    {
        TXT_BGColor(TXT_COLOR_BLUE, 0);
    }

    if (!spincontrol->editing)
    {
        SetBuffer(spincontrol);
    }

    i = 0;

    padding = spincontrol->widget.w - strlen(spincontrol->buffer) - 4;

    while (i < padding)
    {
        TXT_DrawString(" ");
        ++i;
    }

    TXT_DrawString(spincontrol->buffer);
    i += strlen(spincontrol->buffer);

    while (i < spincontrol->widget.w - 4)
    {
        TXT_DrawString(" ");
        ++i;
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_BGColor(TXT_COLOR_BLUE, 0);
    TXT_DrawString(" \x1a");
}
Ejemplo n.º 5
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void TXT_DrawWindowFrame(const char *title, int x, int y, int w, int h)
{
    int x1, y1;
    int bx, by;

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);

    for (y1=y; y1<y+h; ++y1)
    {
        // Select the appropriate row and column in the borders
        // array to pick the appropriate character to draw at
        // this location.
        //
        // Draw a horizontal line on the third line down, so we
        // draw a box around the title.

        by = y1 == y ? 0 :
             y1 == y + 2 && title != NULL ? 2 :
             y1 == y + h - 1 ? 3 : 1;

        for (x1=x; x1<x+w; ++x1)
        {
            bx = x1 == x ? 0 :
                 x1 == x + w - 1 ? 3 : 1;
                 
            if (VALID_X(x1) && VALID_Y(y1))
            {
                TXT_GotoXY(x1, y1);
                TXT_PutChar(borders[by][bx]);
            }
        }
    }

    // Draw the title

    if (title != NULL)
    {
        TXT_GotoXY(x + 1, y + 1);
        TXT_BGColor(TXT_COLOR_GREY, 0);
        TXT_FGColor(TXT_COLOR_BLUE);

        for (x1=0; x1<w-2; ++x1)
        {
            TXT_DrawString(" ");
        }
    
        TXT_GotoXY(x + (w - strlen(title)) / 2, y + 1);
        TXT_DrawString(title);
    }

    // Draw the window's shadow.

    TXT_DrawShadow(x + 2, y + h, w, 1);
    TXT_DrawShadow(x + w, y + 1, 2, h);
}
Ejemplo n.º 6
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static void TXT_SpinControlDrawer(TXT_UNCAST_ARG(spincontrol))
{
    TXT_CAST_ARG(txt_spincontrol_t, spincontrol);
    unsigned int i;
    unsigned int padding;
    int focused;

    focused = spincontrol->widget.focused;

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);

    TXT_DrawString("\x1b ");
    
    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    // Choose background color

    if (focused && spincontrol->editing)
    {
        TXT_BGColor(TXT_COLOR_BLACK, 0);
    }
    else
    {
        TXT_SetWidgetBG(spincontrol);
    }

    if (!spincontrol->editing)
    {
        SetBuffer(spincontrol);
    }
    
    i = 0;

    padding = spincontrol->widget.w - strlen(spincontrol->buffer) - 4;

    while (i < padding)
    {
        TXT_DrawString(" ");
        ++i;
    }

    TXT_DrawString(spincontrol->buffer);
    i += strlen(spincontrol->buffer);

    while (i < spincontrol->widget.w - 4)
    {
        TXT_DrawString(" ");
        ++i;
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);
    TXT_DrawString(" \x1a");
}
static void TXT_InputBoxDrawer(TXT_UNCAST_ARG(inputbox), int selected)
{
    TXT_CAST_ARG(txt_inputbox_t, inputbox);
    int i;
    int chars;
    int w;

    w = inputbox->widget.w;

    // Select the background color based on whether we are currently
    // editing, and if not, whether the widget is selected.

    if (inputbox->editing && selected)
    {
        TXT_BGColor(TXT_COLOR_BLACK, 0);
    }
    else if (selected)
    {
        TXT_BGColor(TXT_COLOR_GREY, 0);
    }
    else
    {
        // Not even selected

        TXT_BGColor(TXT_COLOR_BLUE, 0);
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    if (!inputbox->editing)
    {
        // If not editing, use the current value from inputbox->value.
 
        SetBufferFromValue(inputbox);
    }
    
    TXT_DrawString(inputbox->buffer);

    chars = strlen(inputbox->buffer);

    if (chars < w && inputbox->editing && selected)
    {
        TXT_BGColor(TXT_COLOR_BLACK, 1);
        TXT_DrawString("_");
        ++chars;
    }
    
    for (i=chars; i < w; ++i)
    {
        TXT_DrawString(" ");
    }
}
Ejemplo n.º 8
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void TXT_DrawASCIITable(void)
{
    unsigned char *screendata;
    char buf[10];
    int x, y;
    int n;

    screendata = TXT_GetScreenData();

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);
    TXT_BGColor(TXT_COLOR_BLACK, 0);

    for (y=0; y<16; ++y)
    {
        for (x=0; x<16; ++x)
        {
            n = y * 16 + x;

            TXT_GotoXY(x * 5, y);
            sprintf(buf, "%02x   ", n);
            TXT_Puts(buf);

            // Write the character directly to the screen memory buffer:

            screendata[(y * TXT_SCREEN_W + x * 5 + 3) * 2] = n;
        }
    }

    TXT_UpdateScreen();
}
Ejemplo n.º 9
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static void TXT_SeparatorDrawer(TXT_UNCAST_ARG(separator))
{
    TXT_CAST_ARG(txt_separator_t, separator);
    int x, y;
    int w;

    w = separator->widget.w;

    TXT_GetXY(&x, &y);

    // Draw separator.  Go back one character and draw two extra
    // to overlap the window borders.

    TXT_DrawSeparator(x-2, y, w + 4);
    
    if (separator->label != NULL)
    {
        TXT_GotoXY(x, y);

        TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);
        TXT_FGColor(TXT_COLOR_BRIGHT_GREEN);
        TXT_DrawString(" ");
        TXT_DrawString(separator->label);
        TXT_DrawString(" ");
    }
}
Ejemplo n.º 10
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void TXT_SetWidgetBG(TXT_UNCAST_ARG(widget))
{
    TXT_CAST_ARG(txt_widget_t, widget);

    if (widget->focused)
    {
        TXT_BGColor(TXT_COLOR_GREY, 0);
    }
    else if (TXT_HoveringOverWidget(widget))
    {
        TXT_BGColor(TXT_HOVER_BACKGROUND, 0);
    }
    else
    {
        // Use normal window background.
    }
}
Ejemplo n.º 11
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void TXT_SetWidgetBG(TXT_UNCAST_ARG(widget))
{
    TXT_CAST_ARG(txt_widget_t, widget);

    if (widget->focused)
    {
        TXT_BGColor(TXT_COLOR_GREY, 0);
    }
    else if (TXT_HoveringOverWidget(widget))
    {
        TXT_BGColor(TXT_HOVER_BACKGROUND, 0);
    }
    else
    {
        TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);
    }
}
Ejemplo n.º 12
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static void TXT_LabelDrawer(TXT_UNCAST_ARG(label), int selected)
{
    TXT_CAST_ARG(txt_label_t, label);
    unsigned int x, y;
    int origin_x, origin_y;
    unsigned int align_indent = 0;
    unsigned int w;

    w = label->widget.w;

    TXT_BGColor(label->bgcolor, 0);
    TXT_FGColor(label->fgcolor);

    TXT_GetXY(&origin_x, &origin_y);

    for (y=0; y<label->h; ++y)
    {
        // Calculate the amount to indent this line due to the align 
        // setting

        switch (label->widget.align)
        {
            case TXT_HORIZ_LEFT:
                align_indent = 0;
                break;
            case TXT_HORIZ_CENTER:
                align_indent = (label->w - strlen(label->lines[y])) / 2;
                break;
            case TXT_HORIZ_RIGHT:
                align_indent = label->w - strlen(label->lines[y]);
                break;
        }
        
        // Draw this line

        TXT_GotoXY(origin_x, origin_y + y);

        // Gap at the start

        for (x=0; x<align_indent; ++x)
        {
            TXT_DrawString(" ");
        }

        // The string itself

        TXT_DrawString(label->lines[y]);
        x += strlen(label->lines[y]);

        // Gap at the end

        for (; x<w; ++x)
        {
            TXT_DrawString(" ");
        }
    }
}
Ejemplo n.º 13
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void TXT_DrawWindow(txt_window_t *window)
{
    txt_widget_t *widgets;

    TXT_LayoutWindow(window);

    if (window->table.widget.focused)
    {
        TXT_BGColor(TXT_ACTIVE_WINDOW_BACKGROUND, 0);
    }
    else
    {
        TXT_BGColor(TXT_INACTIVE_WINDOW_BACKGROUND, 0);
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    // Draw the window

    TXT_DrawWindowFrame(window->title, 
                        window->window_x, window->window_y,
                        window->window_w, window->window_h);

    // Draw all widgets

    TXT_DrawWidget(window);

    // Draw an action area, if we have one

    widgets = (txt_widget_t *) window;

    if (widgets->y + widgets->h < window->window_y + window->window_h - 1)
    {
        // Separator for action area

        TXT_DrawSeparator(window->window_x, widgets->y + widgets->h, 
                          window->window_w);

        // Action area at the window bottom

        DrawActionArea(window);
    }
}
Ejemplo n.º 14
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static void TXT_CheckBoxDrawer(TXT_UNCAST_ARG(checkbox), int selected)
{
    TXT_CAST_ARG(txt_checkbox_t, checkbox);
    int i;
    int w;

    w = checkbox->widget.w;

    TXT_BGColor(TXT_COLOR_BLUE, 0);
    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_DrawString(" (");

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    if ((*checkbox->variable != 0) ^ checkbox->inverted)
    {
        TXT_DrawString("\x07");
    }
    else
    {
        TXT_DrawString(" ");
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);

    TXT_DrawString(") ");

    if (selected)
    {
        TXT_BGColor(TXT_COLOR_GREY, 0);
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    TXT_DrawString(checkbox->label);
    
    for (i=strlen(checkbox->label); i < w-6; ++i)
    {
        TXT_DrawString(" ");
    }
}
Ejemplo n.º 15
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static void TXT_DropdownListDrawer(TXT_UNCAST_ARG(list), int selected)
{
    TXT_CAST_ARG(txt_dropdown_list_t, list);
    unsigned int i;
    const char *str;

    // Set bg/fg text colors.

    if (selected) 
    {
        TXT_BGColor(TXT_COLOR_GREY, 0);
    }
    else
    {
        TXT_BGColor(TXT_COLOR_BLUE, 0);
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    // Select a string to draw from the list, if the current value is
    // in range.  Otherwise fall back to a default.

    if (ValidSelection(list))
    {
        str = list->values[*list->variable];
    }
    else
    {
        str = "???";
    }

    // Draw the string and fill to the end with spaces

    TXT_DrawString(str);

    for (i=strlen(str); i<list->widget.w; ++i) 
    {
        TXT_DrawString(" ");
    }
}
Ejemplo n.º 16
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static void TXT_ButtonDrawer(TXT_UNCAST_ARG(button), int selected)
{
    TXT_CAST_ARG(txt_button_t, button);
    int i;
    int w;

    w = button->widget.w;

    TXT_BGColor(TXT_COLOR_BLUE, 0);
    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    if (selected)
    {
        TXT_BGColor(TXT_COLOR_GREY, 0);
    }

    TXT_DrawString(button->label);
    
    for (i=strlen(button->label); i < w; ++i)
    {
        TXT_DrawString(" ");
    }
}
Ejemplo n.º 17
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void TXT_DrawVertScrollbar(int x, int y, int h, int cursor, int range)
{
    int y1;
    int cursor_y;

    if (!VALID_X(x))
    {
        return;
    }

    TXT_FGColor(TXT_COLOR_BLACK);
    TXT_BGColor(TXT_COLOR_GREY, 0);

    TXT_GotoXY(x, y);
    TXT_PutChar('\x18');

    cursor_y = y + 1;

    if (cursor_y > y + h - 2)
    {
        cursor_y = y + h - 2;
    }

    if (range > 1)
    {
        cursor_y += (cursor * (h - 3)) / (range - 1);
    }

    for (y1=y+1; y1<y+h-1; ++y1)
    {
        if (VALID_Y(y1))
        {
            TXT_GotoXY(x, y1);

            if (y1 == cursor_y)
            {
                TXT_PutChar('\xdb');
            }
            else
            {
                TXT_PutChar('\xb1');
            }
        }
    }

    TXT_GotoXY(x, y + h - 1);
    TXT_PutChar('\x19');
}
Ejemplo n.º 18
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static void DrawDesktopBackground(const char *title)
{
    int i;
    unsigned char *screendata;
    unsigned char *p;

    screendata = TXT_GetScreenData();
    
    // Fill the screen with gradient characters

    p = screendata;
    
    for (i=0; i<TXT_SCREEN_W * TXT_SCREEN_H; ++i)
    {
        *p++ = 0xb1;
        *p++ = TXT_COLOR_GREY | (TXT_COLOR_BLUE << 4);
    }

    // Draw the top and bottom banners

    p = screendata;

    for (i=0; i<TXT_SCREEN_W; ++i)
    {
        *p++ = ' ';
        *p++ = TXT_COLOR_BLACK | (TXT_COLOR_GREY << 4);
    }

    p = screendata + (TXT_SCREEN_H - 1) * TXT_SCREEN_W * 2;

    for (i=0; i<TXT_SCREEN_W; ++i)
    {
        *p++ = ' ';
        *p++ = TXT_COLOR_BLACK | (TXT_COLOR_GREY << 4);
    }

    // Print the title

    TXT_GotoXY(0, 0);
    TXT_FGColor(TXT_COLOR_BLACK);
    TXT_BGColor(TXT_COLOR_GREY, 0);

    TXT_PutChar(' ');
    TXT_Puts(title);
}
Ejemplo n.º 19
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void TXT_DrawHorizScrollbar(int x, int y, int w, int cursor, int range)
{
    int x1;
    int cursor_x;

    if (!VALID_Y(y))
    {
        return;
    }

    TXT_FGColor(TXT_COLOR_BLACK);
    TXT_BGColor(TXT_COLOR_GREY, 0);

    TXT_GotoXY(x, y);
    TXT_PutChar('\x1b');

    cursor_x = x + 1;

    if (range > 1)
    {
        cursor_x += (cursor * (w - 3)) / (range - 1);
    }

    if (cursor_x > x + w - 2)
    {
        cursor_x = x + w - 2;
    }

    for (x1=x+1; x1<x+w-1; ++x1)
    {
        if (VALID_X(x1))
        {
            if (x1 == cursor_x)
            {
                TXT_PutChar('\xdb');
            }
            else
            {
                TXT_PutChar('\xb1');
            }
        }
    }

    TXT_PutChar('\x1a');
}
Ejemplo n.º 20
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void TXT_DrawSeparator(int x, int y, int w)
{
    unsigned char *data;
    int x1;
    int b;

    data = TXT_GetScreenData();

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);

    if (!VALID_Y(y))
    {
        return;
    }

    data += (y * TXT_SCREEN_W + x) * 2;

    for (x1=x; x1<x+w; ++x1)
    {
        TXT_GotoXY(x1, y);

        b = x1 == x ? 0 :
            x1 == x + w - 1 ? 3 :
            1;

        if (VALID_X(x1))
        {
            // Read the current value from the screen
            // Check that it matches what the window should look like if
            // there is no separator, then apply the separator

            if (*data == borders[1][b])
            {
                TXT_PutChar(borders[2][b]);
            }
        }

        data += 2;
    }
}
Ejemplo n.º 21
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static void TXT_CheckBoxDrawer(TXT_UNCAST_ARG(checkbox))
{
    TXT_CAST_ARG(txt_checkbox_t, checkbox);
    int i;
    int w;

    w = checkbox->widget.w;

    TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);
    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_DrawString("(");

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    if ((*checkbox->variable != 0) ^ checkbox->inverted)
    {
        TXT_DrawString("\x07");
    }
    else
    {
        TXT_DrawString(" ");
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);

    TXT_DrawString(") ");

    TXT_SetWidgetBG(checkbox);
    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    TXT_DrawString(checkbox->label);
    
    for (i=strlen(checkbox->label); i < w-5; ++i)
    {
        TXT_DrawString(" ");
    }
}
Ejemplo n.º 22
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static void TXT_RadioButtonDrawer(TXT_UNCAST_ARG(radiobutton))
{
    TXT_CAST_ARG(txt_radiobutton_t, radiobutton);
    int i;
    int w;

    w = radiobutton->widget.w;

    TXT_BGColor(TXT_WINDOW_BACKGROUND, 0);
    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);
    TXT_DrawString("(");

    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    if (*radiobutton->variable == radiobutton->value)
    {
        TXT_DrawString("\x07");
    }
    else
    {
        TXT_DrawString(" ");
    }

    TXT_FGColor(TXT_COLOR_BRIGHT_CYAN);

    TXT_DrawString(") ");

    TXT_SetWidgetBG(radiobutton);
    TXT_FGColor(TXT_COLOR_BRIGHT_WHITE);

    TXT_DrawString(radiobutton->label);
    
    for (i=strlen(radiobutton->label); i < w-5; ++i)
    {
        TXT_DrawString(" ");
    }
}