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1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "core/components_ng/property/measure_utils.h"
17 
18 #include <memory>
19 #include <optional>
20 
21 #include "base/geometry/ng/size_t.h"
22 #include "base/geometry/size.h"
23 #include "base/log/log.h"
24 #include "base/utils/utils.h"
25 #include "core/components_ng/property/measure_property.h"
26 #include "core/pipeline/pipeline_base.h"
27 
28 namespace OHOS::Ace::NG {
29 namespace {
30 const static int32_t PLATFORM_VERSION_TEN = 10;
31 }
32 
ConvertToSize(const CalcSize & size,const ScaleProperty & scaleProperty,const SizeF & percentReference)33 SizeF ConvertToSize(const CalcSize& size, const ScaleProperty& scaleProperty, const SizeF& percentReference)
34 {
35     auto width = ConvertToPx(size.Width(), scaleProperty, percentReference.Width());
36     auto height = ConvertToPx(size.Height(), scaleProperty, percentReference.Height());
37     return { width.value_or(-1.0f), height.value_or(-1.0f) };
38 }
39 
ConvertToOptionalSize(const CalcSize & size,const ScaleProperty & scaleProperty,const SizeF & percentReference)40 OptionalSizeF ConvertToOptionalSize(
41     const CalcSize& size, const ScaleProperty& scaleProperty, const SizeF& percentReference)
42 {
43     auto width = ConvertToPx(size.Width(), scaleProperty, percentReference.Width());
44     auto height = ConvertToPx(size.Height(), scaleProperty, percentReference.Height());
45     return { width, height };
46 }
47 
ConvertToPx(const CalcLength & value,const ScaleProperty & scaleProperty,float percentReference)48 std::optional<float> ConvertToPx(const CalcLength& value, const ScaleProperty& scaleProperty, float percentReference)
49 {
50     double result = -1.0;
51     if (!value.NormalizeToPx(
52             scaleProperty.vpScale, scaleProperty.fpScale, scaleProperty.lpxScale, percentReference, result)) {
53         LOGE("fail to Convert CalcDimension To Px: %{public}f, %{public}f, %{public}f, %{public}f",
54             scaleProperty.vpScale, scaleProperty.fpScale, scaleProperty.lpxScale, percentReference);
55         return std::nullopt;
56     }
57     return static_cast<float>(result);
58 }
59 
ConvertToPx(const std::optional<CalcLength> & value,const ScaleProperty & scaleProperty,float percentReference)60 std::optional<float> ConvertToPx(
61     const std::optional<CalcLength>& value, const ScaleProperty& scaleProperty, float percentReference)
62 {
63     if (!value) {
64         return std::nullopt;
65     }
66     double result = -1.0;
67     if (!value.value().NormalizeToPx(
68             scaleProperty.vpScale, scaleProperty.fpScale, scaleProperty.lpxScale, percentReference, result)) {
69         LOGE("optional: fail to Convert CalcDimension To Px: %{public}f, %{public}f, %{public}f, %{public}f",
70             scaleProperty.vpScale, scaleProperty.fpScale, scaleProperty.lpxScale, percentReference);
71         return std::nullopt;
72     }
73     return static_cast<float>(result);
74 }
75 
ConvertToPx(const Dimension & dimension,const ScaleProperty & scaleProperty,float percentReference)76 std::optional<float> ConvertToPx(const Dimension& dimension, const ScaleProperty& scaleProperty, float percentReference)
77 {
78     double result = -1.0;
79     if (!dimension.NormalizeToPx(
80             scaleProperty.vpScale, scaleProperty.fpScale, scaleProperty.lpxScale, percentReference, result)) {
81         LOGE("fail to Convert dimension To Px: %{public}f, %{public}f, %{public}f, %{public}f", scaleProperty.vpScale,
82             scaleProperty.fpScale, scaleProperty.lpxScale, percentReference);
83         return std::nullopt;
84     }
85     return static_cast<float>(result);
86 }
87 
ConvertToPx(const std::optional<Dimension> & dimension,const ScaleProperty & scaleProperty,float percentReference)88 std::optional<float> ConvertToPx(
89     const std::optional<Dimension>& dimension, const ScaleProperty& scaleProperty, float percentReference)
90 {
91     if (!dimension) {
92         return std::nullopt;
93     }
94     double result = -1.0;
95     if (!dimension.value().NormalizeToPx(
96             scaleProperty.vpScale, scaleProperty.fpScale, scaleProperty.lpxScale, percentReference, result)) {
97         LOGE("fail to Convert dimension To Px: %{public}f, %{public}f, %{public}f, %{public}f", scaleProperty.vpScale,
98             scaleProperty.fpScale, scaleProperty.lpxScale, percentReference);
99         return std::nullopt;
100     }
101     return static_cast<float>(result);
102 }
103 
ConstrainSize(const SizeF & size,const SizeF & minSize,const SizeF & maxSize)104 SizeF ConstrainSize(const SizeF& size, const SizeF& minSize, const SizeF& maxSize)
105 {
106     float height = std::max(minSize.Height(), size.Height());
107     if (maxSize.Height() > 0) {
108         height = std::min(maxSize.Height(), height);
109     }
110     float width = std::max(minSize.Width(), size.Width());
111     if (maxSize.Width() > 0) {
112         width = std::min(maxSize.Width(), width);
113     }
114     return { width, height };
115 }
116 
ConvertToPaddingPropertyF(const std::unique_ptr<PaddingProperty> & padding,const ScaleProperty & scaleProperty,float percentReference)117 PaddingPropertyF ConvertToPaddingPropertyF(
118     const std::unique_ptr<PaddingProperty>& padding, const ScaleProperty& scaleProperty, float percentReference)
119 {
120     if (!padding) {
121         return {};
122     }
123     return ConvertToPaddingPropertyF(*padding, scaleProperty, percentReference);
124 }
125 
ConvertToPaddingPropertyF(const PaddingProperty & padding,const ScaleProperty & scaleProperty,float percentReference)126 PaddingPropertyF ConvertToPaddingPropertyF(
127     const PaddingProperty& padding, const ScaleProperty& scaleProperty, float percentReference)
128 {
129     auto left = ConvertToPx(padding.left, scaleProperty, percentReference);
130     auto right = ConvertToPx(padding.right, scaleProperty, percentReference);
131     auto top = ConvertToPx(padding.top, scaleProperty, percentReference);
132     auto bottom = ConvertToPx(padding.bottom, scaleProperty, percentReference);
133     return PaddingPropertyF { left, right, top, bottom };
134 }
135 
ConvertToMarginPropertyF(const std::unique_ptr<MarginProperty> & margin,const ScaleProperty & scaleProperty,float percentReference)136 MarginPropertyF ConvertToMarginPropertyF(
137     const std::unique_ptr<MarginProperty>& margin, const ScaleProperty& scaleProperty, float percentReference)
138 {
139     return ConvertToPaddingPropertyF(margin, scaleProperty, percentReference);
140 }
141 
ConvertToMarginPropertyF(const MarginProperty & margin,const ScaleProperty & scaleProperty,float percentReference)142 MarginPropertyF ConvertToMarginPropertyF(
143     const MarginProperty& margin, const ScaleProperty& scaleProperty, float percentReference)
144 {
145     return ConvertToPaddingPropertyF(margin, scaleProperty, percentReference);
146 }
147 
ConvertToBorderWidthPropertyF(const std::unique_ptr<BorderWidthProperty> & borderWidth,const ScaleProperty & scaleProperty,float percentReference)148 BorderWidthPropertyF ConvertToBorderWidthPropertyF(
149     const std::unique_ptr<BorderWidthProperty>& borderWidth, const ScaleProperty& scaleProperty, float percentReference)
150 {
151     if (!borderWidth) {
152         return {};
153     }
154     return ConvertToBorderWidthPropertyF(*borderWidth, scaleProperty, percentReference);
155 }
156 
ConvertToBorderWidthPropertyF(const BorderWidthProperty & borderWidth,const ScaleProperty & scaleProperty,float percentReference)157 BorderWidthPropertyF ConvertToBorderWidthPropertyF(
158     const BorderWidthProperty& borderWidth, const ScaleProperty& scaleProperty, float percentReference)
159 {
160     auto left = ConvertToPx(borderWidth.leftDimen, scaleProperty, percentReference);
161     auto right = ConvertToPx(borderWidth.rightDimen, scaleProperty, percentReference);
162     auto top = ConvertToPx(borderWidth.topDimen, scaleProperty, percentReference);
163     auto bottom = ConvertToPx(borderWidth.bottomDimen, scaleProperty, percentReference);
164 
165     return BorderWidthPropertyF { left, top, right, bottom };
166 }
167 
UpdatePaddingPropertyF(const PaddingProperty & padding,const ScaleProperty & scaleProperty,const SizeF & selfSize,PaddingPropertyF & paddingValue)168 void UpdatePaddingPropertyF(const PaddingProperty& padding, const ScaleProperty& scaleProperty, const SizeF& selfSize,
169     PaddingPropertyF& paddingValue)
170 {
171     auto left = ConvertToPx(padding.left, scaleProperty, selfSize.Width());
172     auto right = ConvertToPx(padding.right, scaleProperty, selfSize.Width());
173     auto top = ConvertToPx(padding.top, scaleProperty, selfSize.Height());
174     auto bottom = ConvertToPx(padding.bottom, scaleProperty, selfSize.Height());
175     if (left.has_value()) {
176         paddingValue.left = left;
177     }
178     if (right.has_value()) {
179         paddingValue.right = right;
180     }
181     if (top.has_value()) {
182         paddingValue.top = top;
183     }
184     if (bottom.has_value()) {
185         paddingValue.bottom = bottom;
186     }
187 }
188 
AddPaddingToSize(const PaddingPropertyF & padding,SizeF & size)189 void AddPaddingToSize(const PaddingPropertyF& padding, SizeF& size)
190 {
191     size.AddPadding(padding.left, padding.right, padding.top, padding.bottom);
192 }
193 
MinusPaddingToSize(const PaddingPropertyF & padding,SizeF & size)194 void MinusPaddingToSize(const PaddingPropertyF& padding, SizeF& size)
195 {
196     size.MinusPadding(padding.left, padding.right, padding.top, padding.bottom);
197 }
198 
AddPaddingToSize(const PaddingPropertyF & padding,OptionalSizeF & size)199 void AddPaddingToSize(const PaddingPropertyF& padding, OptionalSizeF& size)
200 {
201     size.AddPadding(padding.left, padding.right, padding.top, padding.bottom);
202 }
203 
MinusPaddingToSize(const PaddingPropertyF & padding,OptionalSizeF & size)204 void MinusPaddingToSize(const PaddingPropertyF& padding, OptionalSizeF& size)
205 {
206     size.MinusPadding(padding.left, padding.right, padding.top, padding.bottom);
207 }
208 
GetMainAxisOffset(const OffsetF & offset,Axis axis)209 float GetMainAxisOffset(const OffsetF& offset, Axis axis)
210 {
211     return axis == Axis::HORIZONTAL ? offset.GetX() : offset.GetY();
212 }
213 
GetMainAxisSize(const SizeF & size,Axis axis)214 float GetMainAxisSize(const SizeF& size, Axis axis)
215 {
216     return axis == Axis::HORIZONTAL ? size.Width() : size.Height();
217 }
218 
GetCrossAxisSize(const SizeF & size,Axis axis)219 float GetCrossAxisSize(const SizeF& size, Axis axis)
220 {
221     return axis == Axis::HORIZONTAL ? size.Height() : size.Width();
222 }
223 
SetCrossAxisSize(float value,Axis axis,SizeF & size)224 void SetCrossAxisSize(float value, Axis axis, SizeF& size)
225 {
226     if (axis == Axis::VERTICAL) {
227         size.SetWidth(value);
228         return;
229     }
230     size.SetHeight(value);
231 }
232 
GetMainAxisSize(const OptionalSizeF & size,Axis axis)233 std::optional<float> GetMainAxisSize(const OptionalSizeF& size, Axis axis)
234 {
235     return axis == Axis::HORIZONTAL ? size.Width() : size.Height();
236 }
237 
GetCrossAxisSize(const OptionalSizeF & size,Axis axis)238 std::optional<float> GetCrossAxisSize(const OptionalSizeF& size, Axis axis)
239 {
240     return axis == Axis::HORIZONTAL ? size.Height() : size.Width();
241 }
242 
SetCrossAxisSize(float value,Axis axis,OptionalSizeF & size)243 void SetCrossAxisSize(float value, Axis axis, OptionalSizeF& size)
244 {
245     if (axis == Axis::VERTICAL) {
246         size.SetWidth(value);
247         return;
248     }
249     size.SetHeight(value);
250 }
251 
SetMainAxisSize(float value,Axis axis,OptionalSizeF & size)252 void SetMainAxisSize(float value, Axis axis, OptionalSizeF& size)
253 {
254     if (axis == Axis::VERTICAL) {
255         size.SetHeight(value);
256         return;
257     }
258     size.SetWidth(value);
259 }
260 
CreateIdealSize(const LayoutConstraintF & layoutConstraint,Axis axis,MeasureType measureType,bool usingMaxSize)261 SizeF CreateIdealSize(const LayoutConstraintF& layoutConstraint, Axis axis, MeasureType measureType, bool usingMaxSize)
262 {
263     auto optional = CreateIdealSize(layoutConstraint, axis, measureType);
264     if (usingMaxSize) {
265         optional.UpdateIllegalSizeWithCheck(layoutConstraint.maxSize);
266     } else {
267         optional.UpdateIllegalSizeWithCheck(layoutConstraint.minSize);
268     }
269     return optional.ConvertToSizeT();
270 }
271 
CreateIdealSize(const LayoutConstraintF & layoutConstraint,Axis axis,MeasureType measureType)272 OptionalSizeF CreateIdealSize(const LayoutConstraintF& layoutConstraint, Axis axis, MeasureType measureType)
273 {
274     OptionalSizeF idealSize;
275     do {
276         // Use idea size first if it is valid.
277         idealSize.UpdateSizeWithCheck(layoutConstraint.selfIdealSize);
278         if (idealSize.IsValid()) {
279             break;
280         }
281 
282         if (measureType == MeasureType::MATCH_PARENT) {
283             idealSize.UpdateIllegalSizeWithCheck(layoutConstraint.parentIdealSize);
284             idealSize.UpdateIllegalSizeWithCheck(layoutConstraint.maxSize);
285             break;
286         }
287 
288         if (measureType == MeasureType::MATCH_PARENT_CROSS_AXIS) {
289             auto selfSize = GetCrossAxisSize(idealSize, axis);
290             if (!selfSize) {
291                 auto parentCrossSize = GetCrossAxisSize(layoutConstraint.parentIdealSize, axis);
292                 if (parentCrossSize) {
293                     SetCrossAxisSize(parentCrossSize.value(), axis, idealSize);
294                 } else {
295                     parentCrossSize = GetCrossAxisSize(layoutConstraint.maxSize, axis);
296                     SetCrossAxisSize(parentCrossSize.value(), axis, idealSize);
297                 }
298             }
299             break;
300         }
301 
302         if (measureType == MeasureType::MATCH_PARENT_MAIN_AXIS) {
303             auto selfSize = GetMainAxisSize(idealSize, axis);
304             auto parentMainSize = GetMainAxisSize(layoutConstraint.parentIdealSize, axis);
305             if (!selfSize) {
306                 if (parentMainSize) {
307                     SetMainAxisSize(parentMainSize.value(), axis, idealSize);
308                 } else {
309                     parentMainSize = GetMainAxisSize(layoutConstraint.maxSize, axis);
310                     SetMainAxisSize(parentMainSize.value(), axis, idealSize);
311                 }
312             }
313             break;
314         }
315     } while (false);
316     return idealSize;
317 }
318 
CreateIdealSizeByPercentRef(const LayoutConstraintF & layoutConstraint,Axis axis,MeasureType measureType,bool needToConstrain)319 OptionalSizeF CreateIdealSizeByPercentRef(
320     const LayoutConstraintF& layoutConstraint, Axis axis, MeasureType measureType, bool needToConstrain)
321 {
322     OptionalSizeF idealSize;
323     do {
324         // Use idea size first if it is valid.
325         idealSize.UpdateSizeWithCheck(layoutConstraint.selfIdealSize);
326         if (idealSize.IsValid()) {
327             break;
328         }
329 
330         if (measureType == MeasureType::MATCH_PARENT) {
331             idealSize.UpdateIllegalSizeWithCheck(layoutConstraint.parentIdealSize);
332             idealSize.UpdateIllegalSizeWithCheck(layoutConstraint.percentReference);
333             break;
334         }
335 
336         if (measureType == MeasureType::MATCH_PARENT_CROSS_AXIS) {
337             auto selfSize = GetCrossAxisSize(idealSize, axis);
338             if (!selfSize) {
339                 auto parentCrossSize = GetCrossAxisSize(layoutConstraint.parentIdealSize, axis);
340                 if (parentCrossSize) {
341                     SetCrossAxisSize(parentCrossSize.value(), axis, idealSize);
342                 } else {
343                     parentCrossSize = GetCrossAxisSize(layoutConstraint.percentReference, axis);
344                     SetCrossAxisSize(parentCrossSize.value(), axis, idealSize);
345                 }
346             }
347             break;
348         }
349 
350         if (measureType == MeasureType::MATCH_PARENT_MAIN_AXIS) {
351             auto selfSize = GetMainAxisSize(idealSize, axis);
352             auto parentMainSize = GetMainAxisSize(layoutConstraint.parentIdealSize, axis);
353             if (!selfSize) {
354                 if (parentMainSize) {
355                     SetMainAxisSize(parentMainSize.value(), axis, idealSize);
356                 } else {
357                     parentMainSize = GetMainAxisSize(layoutConstraint.percentReference, axis);
358                     SetMainAxisSize(parentMainSize.value(), axis, idealSize);
359                 }
360             }
361             break;
362         }
363     } while (false);
364     if (needToConstrain) {
365         idealSize.Constrain(layoutConstraint.minSize, layoutConstraint.maxSize,
366             PipelineBase::GetCurrentContext() &&
367                 PipelineBase::GetCurrentContext()->GetMinPlatformVersion() >= PLATFORM_VERSION_TEN);
368     }
369     return idealSize;
370 }
371 
CreateChildrenConstraint(SizeF & size,const PaddingPropertyF & padding)372 void CreateChildrenConstraint(SizeF& size, const PaddingPropertyF& padding)
373 {
374     float width = 0;
375     float height = 0;
376 
377     float paddingLeft = padding.left.has_value() ? padding.left.value() : 0;
378     float paddingRight = padding.right.has_value() ? padding.right.value() : 0;
379     float paddingTop = padding.top.has_value() ? padding.top.value() : 0;
380     float paddingBottom = padding.bottom.has_value() ? padding.bottom.value() : 0;
381     width += (paddingLeft + paddingRight);
382     height += (paddingTop + paddingBottom);
383 
384     size.SetHeight(size.Height() - height);
385     size.SetWidth(size.Width() - width);
386 }
387 } // namespace OHOS::Ace::NG
388