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DragFloat, DragInt: Cancel mouse tweak when current value is initially past the min/max boundaries and mouse is pushing in the same direction (keyboard/gamepad version already did this).

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This commit is contained in:
omar 2018-04-27 19:15:25 +02:00
parent a84aff1875
commit 066550de68
2 changed files with 11 additions and 7 deletions
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17
imgui.cpp
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@ -9074,7 +9074,10 @@ bool ImGui::DragBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_s
if (g.ActiveId != id)
return false;
bool value_changed = false;
// Default tweak speed
if (v_speed == 0.0f && (v_max - v_min) != 0.0f && (v_max - v_min) < FLT_MAX)
v_speed = (v_max - v_min) * g.DragSpeedDefaultRatio;
if (g.ActiveIdIsJustActivated)
{
// Lock current value on click
@ -9082,10 +9085,6 @@ bool ImGui::DragBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_s
g.DragLastMouseDelta = ImVec2(0.f, 0.f);
}
if (v_speed == 0.0f && (v_max - v_min) != 0.0f && (v_max - v_min) < FLT_MAX)
v_speed = (v_max - v_min) * g.DragSpeedDefaultRatio;
float v_cur = g.DragCurrentValue;
const ImVec2 mouse_drag_delta = GetMouseDragDelta(0, 1.0f);
float adjust_delta = 0.0f;
if (g.ActiveIdSource == ImGuiInputSource_Mouse && IsMousePosValid())
@ -9100,12 +9099,15 @@ bool ImGui::DragBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_s
if (g.ActiveIdSource == ImGuiInputSource_Nav)
{
adjust_delta = GetNavInputAmount2d(ImGuiNavDirSourceFlags_Keyboard|ImGuiNavDirSourceFlags_PadDPad, ImGuiInputReadMode_RepeatFast, 1.0f/10.0f, 10.0f).x;
if (v_min < v_max && ((v_cur >= v_max && adjust_delta > 0.0f) || (v_cur <= v_min && adjust_delta < 0.0f))) // This is to avoid applying the saturation when already past the limits
adjust_delta = 0.0f;
v_speed = ImMax(v_speed, GetMinimumStepAtDecimalPrecision(decimal_precision));
}
adjust_delta *= v_speed;
// Avoid applying the saturation when we are _already_ past the limits and heading in the same direction, so e.g. if range is 0..255, current value is 300 and we are pushing to the right side, keep the 300
float v_cur = g.DragCurrentValue;
if (v_min < v_max && ((v_cur >= v_max && adjust_delta > 0.0f) || (v_cur <= v_min && adjust_delta < 0.0f)))
adjust_delta = 0.0f;
if (fabsf(adjust_delta) > 0.0f)
{
if (fabsf(power - 1.0f) > 0.001f)
@ -9130,6 +9132,7 @@ bool ImGui::DragBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_s
}
// Round to user desired precision, then apply
bool value_changed = false;
v_cur = RoundScalar(v_cur, decimal_precision);
if (*v != v_cur)
{