1

     2

#include "MessageView.hh"

     3

#include "Graphics.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, display.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

}