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TIC-80-guile
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This commit is contained in:
BADIM-PC\Vadim 2017-10-04 12:19:27 +03:00
parent d58c774c2c
commit 554a90238e
1 changed files with 36 additions and 0 deletions
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36
src/music.c
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@ -1495,6 +1495,37 @@ static void drawPianoLayout(Music* music)
music->tic->api.fixed_text(music->tic, Wip, (TIC80_WIDTH - (sizeof Wip - 1) * TIC_FONT_WIDTH) / 2, TIC80_HEIGHT / 2, systemColor(tic_color_white));
}
static void scrollNotes(Music* music, s32 delta)
{
tic_track_pattern* pattern = getChannelPattern(music);
if(pattern)
{
SDL_Rect rect = music->tracker.select.rect;
if(rect.h <= 0)
{
rect.y = music->tracker.row;
rect.h = 1;
}
for(s32 i = rect.y; i < rect.y + rect.h; i++)
{
s32 note = pattern->rows[i].note + pattern->rows[i].octave * NOTES - NoteStart;
note += delta;
if(note >= 0 && note < NOTES*OCTAVES)
{
pattern->rows[i].note = note % NOTES + NoteStart;
pattern->rows[i].octave = note / NOTES;
}
}
history_add(music->history);
}
}
static void drawTrackerLayout(Music* music)
{
SDL_Event* event = NULL;
@ -1503,6 +1534,11 @@ static void drawTrackerLayout(Music* music)
switch (event->type)
{
case SDL_MOUSEWHEEL:
if(SDL_GetModState() & TIC_MOD_CTRL)
{
scrollNotes(music, event->wheel.y > 0 ? 1 : -1);
}
else
{
enum{Scroll = NOTES_PER_BEET};
s32 delta = event->wheel.y > 0 ? -Scroll : Scroll;