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Differential D8686 Diff 30570 source/blender/editors/interface/view2d_ops.c

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source/blender/editors/interface/view2d_ops.c

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View2D *v2d = vzd->v2d; View2D *v2d = vzd->v2d;
const rctf cur_old = v2d->cur; const rctf cur_old = v2d->cur;
float dx, dy; float dx, dy;
const int snap_test = ED_region_snap_size_test(vzd->region); const int snap_test = ED_region_snap_size_test(vzd->region);
const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init");
const bool zoom_to_pos = use_cursor_init && vzd->zoom_to_mouse_pos; const bool zoom_to_pos = use_cursor_init && vzd->zoom_to_mouse_pos;
/* get amount to move view by */ /* Get amount to move view by. */
dx = RNA_float_get(op->ptr, "deltax") / U.dpi_fac; dx = RNA_float_get(op->ptr, "deltax");
dy = RNA_float_get(op->ptr, "deltay") / U.dpi_fac; dy = RNA_float_get(op->ptr, "deltay");
if (U.uiflag & USER_ZOOM_INVERT) {
dx *= -1;
dy *= -1;
}
/* Check if the 'timer' is initialized, as zooming with the trackpad /* Check if the 'timer' is initialized, as zooming with the trackpad
* never uses the "Continuous" zoom method, and the 'timer' is not initialized. */ * never uses the "Continuous" zoom method, and the 'timer' is not initialized. */
if ((U.viewzoom == USER_ZOOM_CONT) && vzd->timer) { /* XXX store this setting as RNA prop? */ if ((U.viewzoom == USER_ZOOM_CONT) && vzd->timer) { /* XXX store this setting as RNA prop? */
const double time = PIL_check_seconds_timer(); const double time = PIL_check_seconds_timer();
const float time_step = (float)(time - vzd->timer_lastdraw); const float time_step = (float)(time - vzd->timer_lastdraw);
dx *= time_step * 0.5f; dx *= time_step * 0.5f;
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/* Store initial mouse position (in view space). */ /* Store initial mouse position (in view space). */
UI_view2d_region_to_view( UI_view2d_region_to_view(
&region->v2d, event->mval[0], event->mval[1], &vzd->mx_2d, &vzd->my_2d); &region->v2d, event->mval[0], event->mval[1], &vzd->mx_2d, &vzd->my_2d);
vzd->zoom_to_mouse_pos = true; vzd->zoom_to_mouse_pos = true;
} }
if (event->type == MOUSEZOOM || event->type == MOUSEPAN) { if (event->type == MOUSEZOOM || event->type == MOUSEPAN) {
float dx, dy, fac; float facx, facy, dx, dy;
float zoomfac = 0.01f;
/* Some view2d's (graph) don't have min/max zoom, or extreme ones. */
if (v2d->maxzoom > 0.0f) {
zoomfac = clamp_f(0.001f * v2d->maxzoom, 0.001f, 0.01f);
}
vzd->lastx = event->prevx; vzd->lastx = event->prevx;
vzd->lasty = event->prevy; vzd->lasty = event->prevy;
/* As we have only 1D information (magnify value), feed both axes facx = zoomfac * (event->prevx - event->x);
* with magnify information that is stored in x axis
*/
fac = 0.01f * (event->prevx - event->x);
dx = fac * BLI_rctf_size_x(&v2d->cur) / 10.0f;
if (event->type == MOUSEPAN) { if (event->type == MOUSEPAN) {
fac = 0.01f * (event->prevy - event->y); facy = zoomfac * (event->prevy - event->y);
}
else {
/* Set to equal as MOUSEZOOM uses only X axis to pass magnification value. */
facy = facx;
} }
dy = fac * BLI_rctf_size_y(&v2d->cur) / 10.0f;
/* Support zoom to always zoom entirely. Only respect Zoom Axis user setting /* Support zoom to always zoom entirely. Only respect Zoom Axis user setting
* if the view does not have any zoom restrictions any will be scaled uniformly. */ * if the view does not have any zoom restrictions any will be scaled uniformly. */
if (v2d->keepzoom & V2D_KEEPASPECT) { if (v2d->keepzoom & V2D_KEEPASPECT) {
if ((v2d->keepzoom & V2D_LOCKZOOM_X) == 0 && (v2d->keepzoom & V2D_LOCKZOOM_Y) == 0) { if ((v2d->keepzoom & V2D_LOCKZOOM_X) == 0 && (v2d->keepzoom & V2D_LOCKZOOM_Y) == 0) {
if (U.uiflag & USER_ZOOM_HORIZ) { if (U.uiflag & USER_ZOOM_HORIZ) {
dy = 0; facy = 0;
} }
else { else {
dx = 0; facx = 0;
} }
} }
if (fabsf(dx) > fabsf(dy)) { if (fabsf(facx) > fabsf(facy)) {
dy = dx; facy = facx;
} }
else { else {
dx = dy; facx = facy;
}
}
dx = facx * BLI_rctf_size_x(&v2d->cur);
dy = facy * BLI_rctf_size_y(&v2d->cur);
if (event->type == MOUSEPAN) {
const bool user_zoom_invert = (U.uiflag & USER_ZOOM_INVERT) != 0;
const bool user_trackpad_natural = (U.uiflag2 & USER_TRACKPAD_NATURAL) != 0;
if (user_zoom_invert != user_trackpad_natural) {
dx *= -1;
dy *= -1;
} }
} }
RNA_float_set(op->ptr, "deltax", dx); RNA_float_set(op->ptr, "deltax", dx);
RNA_float_set(op->ptr, "deltay", dy); RNA_float_set(op->ptr, "deltay", dy);
view_zoomdrag_apply(C, op); view_zoomdrag_apply(C, op);
view_zoomdrag_exit(C, op); view_zoomdrag_exit(C, op);
return OPERATOR_FINISHED; return OPERATOR_FINISHED;
} }
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v2dViewZoomData *vzd = op->customdata; v2dViewZoomData *vzd = op->customdata;
View2D *v2d = vzd->v2d; View2D *v2d = vzd->v2d;
/* execute the events */ /* execute the events */
if (event->type == TIMER && event->customdata == vzd->timer) { if (event->type == TIMER && event->customdata == vzd->timer) {
view_zoomdrag_apply(C, op); view_zoomdrag_apply(C, op);
} }
else if (event->type == MOUSEMOVE) { else if (event->type == MOUSEMOVE) {
float dx, dy; float facx, facy, dx, dy;
float zoomfac = 0.01f; float zoomfac = 0.01f;
/* some view2d's (graph) don't have min/max zoom, or extreme ones */ /* some view2d's (graph) don't have min/max zoom, or extreme ones */
if (v2d->maxzoom > 0.0f) { if (v2d->maxzoom > 0.0f) {
zoomfac = clamp_f(0.001f * v2d->maxzoom, 0.001f, 0.01f); zoomfac = clamp_f(0.001f * v2d->maxzoom, 0.001f, 0.01f);
} }
/* calculate new delta transform, based on zooming mode */ /* calculate new delta transform, based on zooming mode */
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dx = dy = dist; dx = dy = dist;
} }
else { else {
dx = len_new[0] - len_old[0]; dx = len_new[0] - len_old[0];
dy = len_new[1] - len_old[1]; dy = len_new[1] - len_old[1];
} }
} }
else { else {
/* 'continuous' or 'dolly' */ /* "Continue" or "Dolly" zoom style. */
float fac; facx = zoomfac * (event->x - vzd->lastx) / U.dpi_fac;
/* x-axis transform */ facy = zoomfac * (event->y - vzd->lasty) / U.dpi_fac;
fac = zoomfac * (event->x - vzd->lastx);
dx = fac * BLI_rctf_size_x(&v2d->cur);
/* y-axis transform */
fac = zoomfac * (event->y - vzd->lasty);
dy = fac * BLI_rctf_size_y(&v2d->cur);
/* Support zoom to always zoom entirely. Only respect Zoom Axis user setting /* Support zoom to always zoom entirely. Only respect Zoom Axis user setting
* if the view does not have any zoom restrictions any will be scaled uniformly. */ * if the view does not have any zoom restrictions any will be scaled uniformly. */
if (v2d->keepzoom & V2D_KEEPASPECT) { if (v2d->keepzoom & V2D_KEEPASPECT) {
if ((v2d->keepzoom & V2D_LOCKZOOM_X) == 0 && (v2d->keepzoom & V2D_LOCKZOOM_Y) == 0) { if ((v2d->keepzoom & V2D_LOCKZOOM_X) == 0 && (v2d->keepzoom & V2D_LOCKZOOM_Y) == 0) {
if (U.uiflag & USER_ZOOM_HORIZ) { if (U.uiflag & USER_ZOOM_HORIZ) {
dy = 0; facy = 0;
} }
else { else {
dx = 0; facx = 0;
} }
} }
if (fabsf(dx) > fabsf(dy)) { if (fabsf(facx) > fabsf(facy)) {
dy = dx; facy = facx;
} }
else { else {
dx = dy; facx = facy;
} }
} }
dx = facx * BLI_rctf_size_x(&v2d->cur);
dy = facy * BLI_rctf_size_y(&v2d->cur);
}
if (U.uiflag & USER_ZOOM_INVERT) {
dx *= -1;
dy *= -1;
} }
/* set transform amount, and add current deltas to stored total delta (for redo) */ /* set transform amount, and add current deltas to stored total delta (for redo) */
RNA_float_set(op->ptr, "deltax", dx); RNA_float_set(op->ptr, "deltax", dx);
RNA_float_set(op->ptr, "deltay", dy); RNA_float_set(op->ptr, "deltay", dy);
vzd->dx += dx; vzd->dx += dx;
vzd->dy += dy; vzd->dy += dy;
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