diff options
Diffstat (limited to 'src/texteff.cpp')
| -rw-r--r-- | src/texteff.cpp | 41 |
1 files changed, 31 insertions, 10 deletions
diff --git a/src/texteff.cpp b/src/texteff.cpp index 1831dcd76..98b0dfc42 100644 --- a/src/texteff.cpp +++ b/src/texteff.cpp @@ -145,15 +145,27 @@ void UndrawTextMessage() } } + int x = _textmsg_box.x; + int y = _screen.height - _textmsg_box.y - _textmsg_box.height; + int width = _textmsg_box.width; + int height = _textmsg_box.height; + if (y < 0) { + height = max(height + y, min(_textmsg_box.height, _screen.height)); + y = 0; + } + if (x + width >= _screen.width) { + width = _screen.width - x; + } + _textmessage_visible = false; /* Put our 'shot' back to the screen */ memcpy_pitch( - _screen.dst_ptr + _textmsg_box.x + (_screen.height - _textmsg_box.y - _textmsg_box.height) * _screen.pitch, + _screen.dst_ptr + x + y * _screen.pitch, _textmessage_backup, - _textmsg_box.width, _textmsg_box.height, _textmsg_box.width, _screen.pitch); + width, height, _textmsg_box.width, _screen.pitch); /* And make sure it is updated next time */ - _video_driver->make_dirty(_textmsg_box.x, _screen.height - _textmsg_box.y - _textmsg_box.height, _textmsg_box.width, _textmsg_box.height); + _video_driver->make_dirty(x, y, width, height); _textmessage_dirty = true; } @@ -186,8 +198,6 @@ void TextMessageDailyLoop() /* Draw the textmessage-box */ void DrawTextMessage() { - uint y, count; - if (!_textmessage_dirty) return; /* First undraw if needed */ @@ -196,14 +206,25 @@ void DrawTextMessage() if (_iconsole_mode == ICONSOLE_FULL) return; /* Check if we have anything to draw at all */ - count = GetTextMessageCount(); + uint count = GetTextMessageCount(); if (count == 0) return; + int x = _textmsg_box.x; + int y = _screen.height - _textmsg_box.y - _textmsg_box.height; + int width = _textmsg_box.width; + int height = _textmsg_box.height; + if (y < 0) { + height = max(height + y, min(_textmsg_box.height, _screen.height)); + y = 0; + } + if (x + width >= _screen.width) { + width = _screen.width - x; + } /* Make a copy of the screen as it is before painting (for undraw) */ memcpy_pitch( _textmessage_backup, - _screen.dst_ptr + _textmsg_box.x + (_screen.height - _textmsg_box.y - _textmsg_box.height) * _screen.pitch, - _textmsg_box.width, _textmsg_box.height, _screen.pitch, _textmsg_box.width); + _screen.dst_ptr + x + y * _screen.pitch, + width, height, _screen.pitch, _textmsg_box.width); _cur_dpi = &_screen; // switch to _screen painting @@ -217,12 +238,12 @@ void DrawTextMessage() ); /* Paint the messages starting with the lowest at the bottom */ - for (y = 13; count-- != 0; y += 13) { + for (uint y = 13; count-- != 0; y += 13) { DoDrawString(_textmsg_list[count].message, _textmsg_box.x + 3, _screen.height - _textmsg_box.y - y + 1, _textmsg_list[count].color); } /* Make sure the data is updated next flush */ - _video_driver->make_dirty(_textmsg_box.x, _screen.height - _textmsg_box.y - _textmsg_box.height, _textmsg_box.width, _textmsg_box.height); + _video_driver->make_dirty(x, y, width, height); _textmessage_visible = true; _textmessage_dirty = false; |