1 

     2 #include "Graphics.hh"

     3 #include "MessageView.hh"

     4 

     5 namespace graphics

     6 {

     7 

     8 MessageView::MessageView (const PixelArea &area) :

     9     View(area), messages()

    10 {

    11     

    12 }

    13 

    14 void MessageView::add_message (CL_Color color, std::string message) {

    15     Message msg (color, message);

    16 

    17     messages.push_back(msg);

    18 }

    19 

    20 void MessageView::draw (Display *display) {

    21     // get font

    22     CL_Font &font = graphics->fonts.getSimpleFont(); 

    23 

    24     // remember color

    25     CL_Color font_color = font.get_color();

    26     

    27     // maximum width

    28     CL_Size max_size = CL_Size(area.right - area.left, 0);

    29 

    30     // starting point for drawing

    31     PixelDimension offset_prev = area.bottom;

    32 

    33     // render messages, bottom up

    34     for (std::vector<Message>::reverse_iterator it = messages.rbegin(); it != messages.rend(); it++) {

    35         // set message color

    36         font.set_color(it->color);

    37 

    38         // calculate height

    39         PixelDimension height = font.get_height(it->message, max_size) + MESSAGE_VIEW_LINE_OFFSET;

    40        

    41         // new draw_point

    42         PixelDimension offset_this = offset_prev - height;

    43 

    44         // break if it doesn't fit anymore

    45         if (offset_this < area.top)

    46             break;

    47  

    48         // draw text

    49         font.draw(CL_Rect(area.left, offset_this, area.right, offset_prev), it->message, g->get_gc());

    50         

    51         // advance offset

    52         offset_prev = offset_this;

    53     }

    54 

    55     // restore font color

    56     font.set_color(font_color);

    57 }

    58 

    59 }