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replace snap values with enum and bool depending on use (it wasn't clear which was used when both were int's).

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Ctrl+Shift now snaps normal button to 15deg increments.
This commit is contained in:
Campbell Barton 2013-10-25 07:47:08 +00:00
parent d859bcf3ad
commit 03aa664b23
1 changed files with 36 additions and 20 deletions
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56
source/blender/editors/interface/interface_handlers.c
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@ -248,6 +248,16 @@ static CurveMapping but_copypaste_curve = {0};
static bool but_copypaste_curve_alive = false;
/* ******************** menu navigation helpers ************** */
enum eSnapType {
SNAP_OFF = 0,
SNAP_ON,
SNAP_ON_SMALL,
};
static enum eSnapType ui_event_to_snap(const wmEvent *event)
{
return (event->ctrl) ? (event->shift) ? SNAP_ON_SMALL : SNAP_ON : SNAP_OFF;
}
/* assumes event type is MOUSEPAN */
void ui_pan_to_scroll(const wmEvent *event, int *type, int *val)
@ -2817,9 +2827,10 @@ static int ui_do_but_EXIT(bContext *C, uiBut *but, uiHandleButtonData *data, con
}
/* var names match ui_numedit_but_NUM */
static float ui_numedit_apply_snapf(uiBut *but, float tempf, float softmin, float softmax, float softrange, int snap)
static float ui_numedit_apply_snapf(uiBut *but, float tempf, float softmin, float softmax, float softrange,
const enum eSnapType snap)
{
if (tempf == softmin || tempf == softmax || snap == 0) {
if (tempf == softmin || tempf == softmax || snap == SNAP_OFF) {
/* pass */
}
else {
@ -2845,16 +2856,19 @@ static float ui_numedit_apply_snapf(uiBut *but, float tempf, float softmin, floa
softrange /= fac;
}
if (snap == 1) {
if (snap == SNAP_ON) {
if (softrange < 2.10f) tempf = 0.1f * floorf(10.0f * tempf);
else if (softrange < 21.0f) tempf = floorf(tempf);
else tempf = 10.0f * floorf(tempf / 10.0f);
}
else if (snap == 2) {
else if (snap == SNAP_ON_SMALL) {
if (softrange < 2.10f) tempf = 0.01f * floorf(100.0f * tempf);
else if (softrange < 21.0f) tempf = 0.1f * floorf(10.0f * tempf);
else tempf = floor(tempf);
}
else {
BLI_assert(0);
}
if (fac != 1.0f)
tempf *= fac;
@ -2863,18 +2877,19 @@ static float ui_numedit_apply_snapf(uiBut *but, float tempf, float softmin, floa
return tempf;
}
static float ui_numedit_apply_snap(int temp, float softmin, float softmax, int snap)
static float ui_numedit_apply_snap(int temp, float softmin, float softmax,
const enum eSnapType snap)
{
if (temp == softmin || temp == softmax)
return temp;
switch (snap) {
case 0:
case SNAP_OFF:
break;
case 1:
case SNAP_ON:
temp = 10 * (temp / 10);
break;
case 2:
case SNAP_ON_SMALL:
temp = 100 * (temp / 100);
break;
}
@ -2882,7 +2897,8 @@ static float ui_numedit_apply_snap(int temp, float softmin, float softmax, int s
return temp;
}
static bool ui_numedit_but_NUM(uiBut *but, uiHandleButtonData *data, float fac, int snap, int mx)
static bool ui_numedit_but_NUM(uiBut *but, uiHandleButtonData *data, float fac,
const enum eSnapType snap, int mx)
{
float deler, tempf, softmin, softmax, softrange;
int lvalue, temp;
@ -3091,15 +3107,13 @@ static int ui_do_but_NUM(bContext *C, uiBlock *block, uiBut *but, uiHandleButton
click = 1;
}
else if (event->type == MOUSEMOVE) {
const enum eSnapType snap = ui_event_to_snap(event);
float fac;
int snap;
fac = 1.0f;
if (event->shift) fac /= 10.0f;
if (event->alt) fac /= 20.0f;
snap = (event->ctrl) ? (event->shift) ? 2 : 1 : 0;
if (ui_numedit_but_NUM(but, data, fac, snap, (ui_is_a_warp_but(but) ? screen_mx : mx)))
ui_numedit_apply(C, block, but, data);
}
@ -3665,7 +3679,7 @@ static int ui_do_but_BLOCK(bContext *C, uiBut *but, uiHandleButtonData *data, co
}
static bool ui_numedit_but_NORMAL(uiBut *but, uiHandleButtonData *data, int mx, int my,
const bool snap)
const enum eSnapType snap)
{
float dx, dy, rad, radsq, mrad, *fp;
int mdx, mdy;
@ -3721,8 +3735,8 @@ static bool ui_numedit_but_NORMAL(uiBut *but, uiHandleButtonData *data, int mx,
}
normalize_v3(fp);
if (snap) {
const int snap_steps = 4; /* 45deg increments */
if (snap != SNAP_OFF) {
const int snap_steps = (snap == SNAP_ON) ? 4 : 12; /* 45 or 15 degree increments */
const float snap_steps_angle = M_PI / snap_steps;
float angle, angle_snap;
int i;
@ -3789,6 +3803,7 @@ static int ui_do_but_NORMAL(bContext *C, uiBlock *block, uiBut *but, uiHandleBut
if (data->state == BUTTON_STATE_HIGHLIGHT) {
if (event->type == LEFTMOUSE && event->val == KM_PRESS) {
const enum eSnapType snap = ui_event_to_snap(event);
data->dragstartx = mx;
data->dragstarty = my;
data->draglastx = mx;
@ -3796,7 +3811,7 @@ static int ui_do_but_NORMAL(bContext *C, uiBlock *block, uiBut *but, uiHandleBut
button_activate_state(C, but, BUTTON_STATE_NUM_EDITING);
/* also do drag the first time */
if (ui_numedit_but_NORMAL(but, data, mx, my, event->ctrl != 0))
if (ui_numedit_but_NORMAL(but, data, mx, my, snap))
ui_numedit_apply(C, block, but, data);
return WM_UI_HANDLER_BREAK;
@ -3805,7 +3820,8 @@ static int ui_do_but_NORMAL(bContext *C, uiBlock *block, uiBut *but, uiHandleBut
else if (data->state == BUTTON_STATE_NUM_EDITING) {
if (event->type == MOUSEMOVE) {
if (mx != data->draglastx || my != data->draglasty) {
if (ui_numedit_but_NORMAL(but, data, mx, my, event->ctrl != 0))
const enum eSnapType snap = ui_event_to_snap(event);
if (ui_numedit_but_NORMAL(but, data, mx, my, snap))
ui_numedit_apply(C, block, but, data);
}
}
@ -4406,7 +4422,7 @@ static int ui_do_but_COLORBAND(bContext *C, uiBlock *block, uiBut *but, uiHandle
return WM_UI_HANDLER_CONTINUE;
}
static bool ui_numedit_but_CURVE(uiBlock *block, uiBut *but, uiHandleButtonData *data, int snap,
static bool ui_numedit_but_CURVE(uiBlock *block, uiBut *but, uiHandleButtonData *data, bool snap,
int evtx, int evty, const short shift)
{
CurveMapping *cumap = (CurveMapping *)but->poin;
@ -4435,7 +4451,7 @@ static bool ui_numedit_but_CURVE(uiBlock *block, uiBut *but, uiHandleButtonData
d[1] = my - data->dragstarty;
if (len_v2(d) < 3.0f)
snap = 0;
snap = false;
}
if (data->dragsel != -1) {
@ -4630,7 +4646,7 @@ static int ui_do_but_CURVE(bContext *C, uiBlock *block, uiBut *but, uiHandleButt
if (event->type == MOUSEMOVE) {
if (event->x != data->draglastx || event->y != data->draglasty) {
if (ui_numedit_but_CURVE(block, but, data, event->ctrl, event->x, event->y, event->shift))
if (ui_numedit_but_CURVE(block, but, data, event->ctrl != 0, event->x, event->y, event->shift))
ui_numedit_apply(C, block, but, data);
}
}