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1 | 1 | #include "barpresenter_p.h" |
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2 | 2 | #include "bar_p.h" |
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3 | 3 | #include "barvalue_p.h" |
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4 | 4 | #include "separator_p.h" |
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5 | 5 | #include "qbarset.h" |
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6 | 6 | #include <QDebug> |
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7 | 7 | |
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8 | 8 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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9 | 9 | |
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10 | 10 | BarPresenter::BarPresenter(QBarSeries *series, QChart *parent) : |
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11 | 11 | BarPresenterBase(series, parent) |
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12 | 12 | { |
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13 | 13 | } |
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14 | 14 | |
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15 | 15 | void BarPresenter::layoutChanged() |
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16 | 16 | { |
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17 | 17 | // Scale bars to new layout |
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18 | 18 | // Layout for bars: |
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19 | 19 | if (mSeries->barsetCount() <= 0) { |
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20 | 20 | qDebug() << "No sets in model!"; |
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21 | 21 | return; |
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22 | 22 | } |
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23 | 23 | |
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24 | 24 | if (childItems().count() == 0) { |
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25 | 25 | qDebug() << "WARNING: BarPresenter::layoutChanged called before graphics items are created!"; |
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26 | 26 | return; |
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27 | 27 | } |
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28 | 28 | |
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29 | 29 | // Use temporary qreals for accurancy (we might get some compiler warnings... :) |
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30 | 30 | int categoryCount = mSeries->categoryCount(); |
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31 | 31 | int setCount = mSeries->barsetCount(); |
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32 | 32 | |
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33 | 33 | qreal tW = mWidth; |
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34 | 34 | qreal tH = mHeight; |
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35 | 35 | qreal tM = mSeries->max(); |
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36 | 36 | qreal scale = (tH/tM); |
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37 | 37 | qreal tC = categoryCount + 1; |
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38 | 38 | qreal categoryWidth = tW/tC; |
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39 | 39 | mBarWidth = categoryWidth / (setCount+1); |
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40 | 40 | |
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41 | 41 | int itemIndex(0); |
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42 | 42 | for (int category=0; category < categoryCount; category++) { |
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43 | qreal xPos = categoryWidth * category + categoryWidth /2; | |
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43 | qreal xPos = categoryWidth * category + categoryWidth /2 + mBarWidth/2; | |
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44 | 44 | qreal yPos = mHeight; |
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45 | 45 | for (int set = 0; set < setCount; set++) { |
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46 | 46 | qreal barHeight = mSeries->valueAt(set,category) * scale; |
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47 | 47 | Bar* bar = mBars.at(itemIndex); |
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48 | 48 | |
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49 | 49 | // TODO: width settable per bar? |
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50 | 50 | bar->resize(mBarWidth, barHeight); |
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51 | 51 | bar->setBrush(mSeries->barsetAt(set)->brush()); |
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52 | 52 | bar->setPos(xPos, yPos-barHeight); |
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53 | 53 | itemIndex++; |
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54 | 54 | xPos += mBarWidth; |
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55 | 55 | } |
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56 | 56 | } |
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57 | 57 | |
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58 | 58 | // Position separators |
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59 |
qreal xPos = categoryWidth + categoryWidth/2 |
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59 | qreal xPos = categoryWidth + categoryWidth/2; | |
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60 | 60 | for (int s=0; s < mSeparators.count(); s++) { |
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61 | 61 | Separator* sep = mSeparators.at(s); |
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62 | 62 | sep->setPos(xPos,0); |
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63 | 63 | sep->setSize(QSizeF(1,mHeight)); |
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64 | 64 | sep->setColor(QColor(255,0,0,255)); // TODO: color for separations from theme |
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65 | 65 | xPos += categoryWidth; |
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66 | 66 | } |
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67 | 67 | |
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68 | 68 | // Position floating values |
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69 | 69 | itemIndex = 0; |
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70 | 70 | for (int category=0; category < mSeries->categoryCount(); category++) { |
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71 |
qreal xPos = categoryWidth * category + categoryWidth/2 + mBarWidth |
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71 | qreal xPos = categoryWidth * category + categoryWidth/2 + mBarWidth; | |
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72 | 72 | qreal yPos = mHeight; |
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73 | 73 | for (int set=0; set < mSeries->barsetCount(); set++) { |
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74 | 74 | qreal barHeight = mSeries->valueAt(set,category) * scale; |
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75 | 75 | BarValue* value = mFloatingValues.at(itemIndex); |
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76 | 76 | |
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77 | 77 | QBarSet* barSet = mSeries->barsetAt(set); |
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78 | 78 | value->resize(100,50); // TODO: proper layout for this. |
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79 | 79 | value->setPos(xPos, yPos-barHeight/2); |
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80 | 80 | value->setPen(barSet->floatingValuePen()); |
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81 | 81 | |
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82 | 82 | if (mSeries->valueAt(set,category) != 0) { |
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83 | 83 | value->setValueString(QString::number(mSeries->valueAt(set,category))); |
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84 | 84 | } else { |
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85 | 85 | value->setValueString(QString("")); |
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86 | 86 | } |
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87 | 87 | |
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88 | 88 | itemIndex++; |
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89 | 89 | xPos += mBarWidth; |
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90 | 90 | } |
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91 | 91 | } |
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92 | 92 | } |
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93 | 93 | |
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94 | 94 | #include "moc_barpresenter_p.cpp" |
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95 | 95 | |
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96 | 96 | QTCOMMERCIALCHART_END_NAMESPACE |
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